The gap between the now knowable and unknowable is vast.

现已知与未知之事间的距离极大。

People usually infer an unknown fact from a known fact.

人们通常从已知的事实中推断未知的事实。

In algebra, the sign X usually denotes an unknown quantity.

在代数里, 符号X常用来表示未知数。

There are many unknowns in science.

科学有许多未知之处。

You must eliminate an unknown quantity.

你必须消去一个未知数。

In order to define this irrotationality condition mathematically, let us consider the equation of motion in terms of velocities.

为了从数学确定此无旋性条件，我们考虑以速度为未知函数的运动程。

Panosteitis is a common disease of unknown cause that causes pain and a shifting leg lameness in medium and large breed dogs.

犬全骨炎是中大型犬种常见的一种未知原因引起的疾病，该疾病造成犬疼痛并逐渐引起跛行。

The play opens with three similar figures of “indeterminable”age, Flo, Vi, and Ru, sitting quietly on a narrow bench like seat surrounded by darkness.

” （这部戏剧一开场就是三个穿着相似，年龄未知的女人FLO, VI, 和RU坐在一条窄长椅面的灰暗场景。

On the basis of theories of plasma physics and optical spectroscopy a new method named Multilineal Spectroscopy Analytic Solution for diagnosing are plasma is proposed.

根据等离子体物理学和谱学理论，建立了一种新的电弧等离子体的测试法─—谱多线解析法，可对未知配比的混合电弧等离子体的成分、温度甚至压力的空间分布作同时测定。

The best traders don't try to hide from these unknown variables by pretending they don't exist, nor do they try to intellectualize or rationalize them away through market analysis.

最优秀的交易者不会通过假装不知道来隐藏这些未知的变数，他们也不会通过市场分析把这些变数合理化。

Rand Flem-Ath and Graham Hancock all write that an unknown advanced civilization existed on the Antarctica continent and was destroyed by cataclysmic shifting of the crust of the Earth.

Ath和格雷厄姆·汉考克所有记载了在南极洲大陆存在的并且被地球外壳大改变毁灭了的一个未知先进文明.

The Wa FM supporters are a mixed group more akin to community groups (just like the residents opposing a highway in Sri Petaling), unestablished and of unknown potentials and capability.

FM”的支持者是类似社群群体（就如反对在大城堡高速公路的居民）、未经建制，其潜能与能力也是未知的。

We already possess, in the artesian well, the means of converting unfertile wastes into rich corn fields;and what unknown forces may not yet be hidden in the interior of the earth?

我们已经能够靠了自流井把不毛之地变成膏壤，地质也许有什么未知力量在潜伏中有待发现，谁又能断言呢？

The gap between the now knowable and unknowable is vast.

现已知与未知之事间的距离极大。

People usually infer an unknown fact from a known fact.

人们通常从已知的事实中推断未知的事实。

In algebra, the sign X usually denotes an unknown quantity.

在代里, 符号X常用来表示未知。

There are many unknowns in science.

科学上还有许多未知之处。

You must eliminate an unknown quantity.

你必须消去一个未知。

In order to define this irrotationality condition mathematically, let us consider the equation of motion in terms of velocities.

从学上确定此无旋性条件，我们考虑以速度未知函的运动方程。

Panosteitis is a common disease of unknown cause that causes pain and a shifting leg lameness in medium and large breed dogs.

犬全骨炎是中大型犬种常见的一种未知原因引起的疾病，该疾病造成犬疼痛并逐渐引起跛行。

The play opens with three similar figures of “indeterminable”age, Flo, Vi, and Ru, sitting quietly on a narrow bench like seat surrounded by darkness.

” （这部戏剧一开场就是三个穿着相似，年龄未知的女人FLO, VI, 和RU坐在一条窄长椅上面的灰暗场景。

On the basis of theories of plasma physics and optical spectroscopy a new method named Multilineal Spectroscopy Analytic Solution for diagnosing are plasma is proposed.

根据等离子体物学和光谱学，立一种新的电弧等离子体的测试方法─—光谱多线解析法，可对未知配比的混合电弧等离子体的成分、温度甚至压力的空间分布作同时测定。

The best traders don't try to hide from these unknown variables by pretending they don't exist, nor do they try to intellectualize or rationalize them away through market analysis.

最优秀的交易者不会通过假装不知道来隐藏这些未知的变，他们也不会通过市场分析把这些变合化。

Rand Flem-Ath and Graham Hancock all write that an unknown advanced civilization existed on the Antarctica continent and was destroyed by cataclysmic shifting of the crust of the Earth.

Ath和格雷厄姆·汉考克所有记载在南极洲大陆上存在的并且被地球外壳大改变毁灭的一个未知先进文明.

The Wa FM supporters are a mixed group more akin to community groups (just like the residents opposing a highway in Sri Petaling), unestablished and of unknown potentials and capability.

FM”的支持者是类似社群群体（就如反对在大城堡高速公路的居民）、未经制，其潜能与能力也是未知的。

We already possess, in the artesian well, the means of converting unfertile wastes into rich corn fields;and what unknown forces may not yet be hidden in the interior of the earth?

我们已经能够靠自流井把不毛之地变成膏壤，地质也许还有什么未知力量在潜伏中有待发现，谁又能断言呢？

The gap between the now knowable and unknowable is vast.

现已与之事间的距离极大。

People usually infer an unknown fact from a known fact.

人们通从已的事实中推断的事实。

In algebra, the sign X usually denotes an unknown quantity.

在代数里, 符X来表示数。

There are many unknowns in science.

科学上还有许多之处。

You must eliminate an unknown quantity.

你必须消去一个数。

In order to define this irrotationality condition mathematically, let us consider the equation of motion in terms of velocities.

为了从数学上确定此无旋性条件，我们考虑以速度为函数的运动方程。

Panosteitis is a common disease of unknown cause that causes pain and a shifting leg lameness in medium and large breed dogs.

犬全骨炎是中大型犬种见的一种原因引起的疾病，该疾病造成犬疼痛并逐渐引起跛行。

The play opens with three similar figures of “indeterminable”age, Flo, Vi, and Ru, sitting quietly on a narrow bench like seat surrounded by darkness.

” （这部戏剧一开场就是三个穿着相似，年龄的女人FLO, VI, 和RU坐在一条窄长椅上面的灰暗场景。

On the basis of theories of plasma physics and optical spectroscopy a new method named Multilineal Spectroscopy Analytic Solution for diagnosing are plasma is proposed.

根据等离子体物理学和光谱学理论，建立了一种新的电弧等离子体的测试方法─—光谱多线解析法，可对比的混合电弧等离子体的成分、温度甚至压力的空间分布作同时测定。

The best traders don't try to hide from these unknown variables by pretending they don't exist, nor do they try to intellectualize or rationalize them away through market analysis.

最优秀的交易者不会通过假装不道来隐藏这些的变数，他们也不会通过市场分析把这些变数合理化。

Rand Flem-Ath and Graham Hancock all write that an unknown advanced civilization existed on the Antarctica continent and was destroyed by cataclysmic shifting of the crust of the Earth.

Ath和格雷厄姆·汉考克所有记载了在南极洲大陆上存在的并且被地球外壳大改变毁灭了的一个先进文明.

The Wa FM supporters are a mixed group more akin to community groups (just like the residents opposing a highway in Sri Petaling), unestablished and of unknown potentials and capability.

FM”的支持者是类似社群群体（就如反对在大城堡高速公路的居民）、经建制，其潜能与能力也是的。

We already possess, in the artesian well, the means of converting unfertile wastes into rich corn fields;and what unknown forces may not yet be hidden in the interior of the earth?

我们已经能够靠了自流井把不毛之地变成膏壤，地质也许还有什么力量在潜伏中有待发现，谁又能断言呢？

The gap between the now knowable and unknowable is vast.

现未之事间的距离极大。

People usually infer an unknown fact from a known fact.

人们通常从的事实中推断未的事实。

In algebra, the sign X usually denotes an unknown quantity.

在代数里, 符号X常用来表示未数。

There are many unknowns in science.

科学上还有许多未之处。

You must eliminate an unknown quantity.

你必须消去一个未数。

In order to define this irrotationality condition mathematically, let us consider the equation of motion in terms of velocities.

为了从数学上确定此无旋性条件，我们考虑以速度为未函数的运动方程。

Panosteitis is a common disease of unknown cause that causes pain and a shifting leg lameness in medium and large breed dogs.

犬全骨炎是中大型犬种常见的一种未原因引起的疾病，该疾病造成犬疼痛并逐渐引起跛行。

The play opens with three similar figures of “indeterminable”age, Flo, Vi, and Ru, sitting quietly on a narrow bench like seat surrounded by darkness.

” （这部戏剧一开场就是三个穿着相似，年龄未的女人FLO, VI, 和RU坐在一条窄长椅上面的灰暗场景。

On the basis of theories of plasma physics and optical spectroscopy a new method named Multilineal Spectroscopy Analytic Solution for diagnosing are plasma is proposed.

根据等离子体物理学和光谱学理论，建立了一种新的电弧等离子体的测试方法─—光谱多线解析法，可对未配比的混合电弧等离子体的成分、温度甚至压力的空间分布作同时测定。

The best traders don't try to hide from these unknown variables by pretending they don't exist, nor do they try to intellectualize or rationalize them away through market analysis.

最优秀的不会通过假装不道来隐藏这些未的变数，他们也不会通过市场分析把这些变数合理化。

Rand Flem-Ath and Graham Hancock all write that an unknown advanced civilization existed on the Antarctica continent and was destroyed by cataclysmic shifting of the crust of the Earth.

Ath和格雷厄姆·汉考克所有记载了在南极洲大陆上存在的并且被地球外壳大改变毁灭了的一个未先进文明.

The Wa FM supporters are a mixed group more akin to community groups (just like the residents opposing a highway in Sri Petaling), unestablished and of unknown potentials and capability.

FM”的支持是类似社群群体（就如反对在大城堡高速公路的居民）、未经建制，其潜能能力也是未的。

We already possess, in the artesian well, the means of converting unfertile wastes into rich corn fields;and what unknown forces may not yet be hidden in the interior of the earth?

我们经能够靠了自流井把不毛之地变成膏壤，地质也许还有什么未力量在潜伏中有待发现，谁又能断言呢？

The gap between the now knowable and unknowable is vast.

现已与事间距离极大。

People usually infer an unknown fact from a known fact.

人们通常从已事实中推断事实。

In algebra, the sign X usually denotes an unknown quantity.

在代数里, 符号X常用来表示数。

There are many unknowns in science.

科学上还有许多处。

You must eliminate an unknown quantity.

你必须消去一个数。

In order to define this irrotationality condition mathematically, let us consider the equation of motion in terms of velocities.

为了从数学上确定此无旋性条件，我们考虑以速度为函数运动方程。

Panosteitis is a common disease of unknown cause that causes pain and a shifting leg lameness in medium and large breed dogs.

犬全骨炎是中大型犬种常见一种原因引起疾病，该疾病造成犬疼痛并逐渐引起跛行。

The play opens with three similar figures of “indeterminable”age, Flo, Vi, and Ru, sitting quietly on a narrow bench like seat surrounded by darkness.

” （这部戏剧一开场就是三个穿着相似，年龄女人FLO, VI, 和RU坐在一条窄长椅上面灰暗场景。

On the basis of theories of plasma physics and optical spectroscopy a new method named Multilineal Spectroscopy Analytic Solution for diagnosing are plasma is proposed.

根据等离物理学和光谱学理论，建立了一种新电弧等离测试方法─—光谱多线解析法，可对配比混合电弧等离成分、温度甚至压力空间分布作同时测定。

The best traders don't try to hide from these unknown variables by pretending they don't exist, nor do they try to intellectualize or rationalize them away through market analysis.

最优秀交易者不会通过假装不道来隐藏这些变数，他们也不会通过市场分析把这些变数合理化。

Rand Flem-Ath and Graham Hancock all write that an unknown advanced civilization existed on the Antarctica continent and was destroyed by cataclysmic shifting of the crust of the Earth.

Ath和格雷厄姆·汉考克所有记载了在南极洲大陆上存在并且被地球外壳大改变毁灭了一个先进文明.

The Wa FM supporters are a mixed group more akin to community groups (just like the residents opposing a highway in Sri Petaling), unestablished and of unknown potentials and capability.

FM”支持者是类似社群群（就如反对在大城堡高速公路居民）、经建制，其潜能与能力也是。

We already possess, in the artesian well, the means of converting unfertile wastes into rich corn fields;and what unknown forces may not yet be hidden in the interior of the earth?

我们已经能够靠了自流井把不毛地变成膏壤，地质也许还有什么力量在潜伏中有待发现，谁又能断言呢？

The gap between the now knowable and unknowable is vast.

现已知与知之事间的距离极大。

People usually infer an unknown fact from a known fact.

人们通常从已知的事实中推断知的事实。

In algebra, the sign X usually denotes an unknown quantity.

在代数里, 符号X常用来表示知数。

There are many unknowns in science.

科学还有许多知之处。

You must eliminate an unknown quantity.

你必须消去一个知数。

In order to define this irrotationality condition mathematically, let us consider the equation of motion in terms of velocities.

了从数学确定此无旋性条件，我们考虑以速知函数的运动方程。

Panosteitis is a common disease of unknown cause that causes pain and a shifting leg lameness in medium and large breed dogs.

犬全骨炎是中大型犬种常见的一种知原因引起的疾病，该疾病造成犬疼痛并逐渐引起跛行。

The play opens with three similar figures of “indeterminable”age, Flo, Vi, and Ru, sitting quietly on a narrow bench like seat surrounded by darkness.

” （这部戏剧一开场就是三个穿着相似，年龄知的女人FLO, VI, 和RU坐在一条窄长的灰暗场景。

On the basis of theories of plasma physics and optical spectroscopy a new method named Multilineal Spectroscopy Analytic Solution for diagnosing are plasma is proposed.

根据等离子体物理学和光谱学理论，建立了一种新的电弧等离子体的测试方法─—光谱多线解析法，可对知配比的混合电弧等离子体的成分、温甚至压力的空间分布作同时测定。

The best traders don't try to hide from these unknown variables by pretending they don't exist, nor do they try to intellectualize or rationalize them away through market analysis.

最优秀的交易者不会通过假装不知道来隐藏这些知的变数，他们也不会通过市场分析把这些变数合理化。

Rand Flem-Ath and Graham Hancock all write that an unknown advanced civilization existed on the Antarctica continent and was destroyed by cataclysmic shifting of the crust of the Earth.

Ath和格雷厄姆·汉考克所有记载了在南极洲大陆存在的并且被地球外壳大改变毁灭了的一个知先进文明.

The Wa FM supporters are a mixed group more akin to community groups (just like the residents opposing a highway in Sri Petaling), unestablished and of unknown potentials and capability.

FM”的支持者是类似社群群体（就如反对在大城堡高速公路的居民）、经建制，其潜能与能力也是知的。

We already possess, in the artesian well, the means of converting unfertile wastes into rich corn fields;and what unknown forces may not yet be hidden in the interior of the earth?

我们已经能够靠了自流井把不毛之地变成膏壤，地质也许还有什么知力量在潜伏中有待发现，谁又能断言呢？

The gap between the now knowable and unknowable is vast.

现已知与未知之距离极大。

People usually infer an unknown fact from a known fact.

人们通常从已知实中推断未知实。

In algebra, the sign X usually denotes an unknown quantity.

在代数里, 符号X常用来表示未知数。

There are many unknowns in science.

科学上还有许多未知之处。

You must eliminate an unknown quantity.

你必须消去一个未知数。

In order to define this irrotationality condition mathematically, let us consider the equation of motion in terms of velocities.

为了从数学上确此无旋性条件，我们考虑以速度为未知函数运动方程。

Panosteitis is a common disease of unknown cause that causes pain and a shifting leg lameness in medium and large breed dogs.

犬全骨炎是中大型犬种常见一种未知原因引起疾病，该疾病造成犬疼痛并逐渐引起跛行。

The play opens with three similar figures of “indeterminable”age, Flo, Vi, and Ru, sitting quietly on a narrow bench like seat surrounded by darkness.

” （这部戏剧一开场就是三个穿着相似，年龄未知女人FLO, VI, 和RU坐在一条窄长椅上面灰暗场景。

On the basis of theories of plasma physics and optical spectroscopy a new method named Multilineal Spectroscopy Analytic Solution for diagnosing are plasma is proposed.

根据等离子体物理学和光谱学理论，建立了一种新电弧等离子体试方法─—光谱多线解析法，可对未知配比混合电弧等离子体成分、温度甚至压力空分布作同时。

The best traders don't try to hide from these unknown variables by pretending they don't exist, nor do they try to intellectualize or rationalize them away through market analysis.

优秀交易者不会通过假装不知道来隐藏这些未知变数，他们也不会通过市场分析把这些变数合理化。

Rand Flem-Ath and Graham Hancock all write that an unknown advanced civilization existed on the Antarctica continent and was destroyed by cataclysmic shifting of the crust of the Earth.

Ath和格雷厄姆·汉考克所有记载了在南极洲大陆上存在并且被地球外壳大改变毁灭了一个未知先进文明.

The Wa FM supporters are a mixed group more akin to community groups (just like the residents opposing a highway in Sri Petaling), unestablished and of unknown potentials and capability.

FM”支持者是类似社群群体（就如反对在大城堡高速公路居民）、未经建制，其潜能与能力也是未知。

We already possess, in the artesian well, the means of converting unfertile wastes into rich corn fields;and what unknown forces may not yet be hidden in the interior of the earth?

我们已经能够靠了自流井把不毛之地变成膏壤，地质也许还有什么未知力量在潜伏中有待发现，谁又能断言呢？

The gap between the now knowable and unknowable is vast.

现已知与知之事间的距离极大。

People usually infer an unknown fact from a known fact.

人们通常从已知的事实中推断知的事实。

In algebra, the sign X usually denotes an unknown quantity.

在代数里, 符号X常用来表示知数。

There are many unknowns in science.

科学上还有许多知之处。

You must eliminate an unknown quantity.

你必须消去个知数。

In order to define this irrotationality condition mathematically, let us consider the equation of motion in terms of velocities.

为了从数学上确定此无旋性条件，我们考虑以速度为知函数的运动方程。

Panosteitis is a common disease of unknown cause that causes pain and a shifting leg lameness in medium and large breed dogs.

犬全骨炎是中大型犬常见的知原因引起的疾病，该疾病造成犬疼痛并逐渐引起跛行。

The play opens with three similar figures of “indeterminable”age, Flo, Vi, and Ru, sitting quietly on a narrow bench like seat surrounded by darkness.

” （这部戏剧是三个穿着相似，年龄知的女人FLO, VI, 和RU坐在条窄长椅上面的灰暗景。

On the basis of theories of plasma physics and optical spectroscopy a new method named Multilineal Spectroscopy Analytic Solution for diagnosing are plasma is proposed.

根据等离子体物理学和光谱学理论，建立了新的电弧等离子体的测试方法─—光谱多线解析法，可对知配比的混合电弧等离子体的成分、温度甚至压力的空间分布作同时测定。

The best traders don't try to hide from these unknown variables by pretending they don't exist, nor do they try to intellectualize or rationalize them away through market analysis.

最优秀的交易者不会通过假装不知道来隐藏这些知的变数，他们也不会通过市分析把这些变数合理化。

Rand Flem-Ath and Graham Hancock all write that an unknown advanced civilization existed on the Antarctica continent and was destroyed by cataclysmic shifting of the crust of the Earth.

Ath和格雷厄姆·汉考克所有记载了在南极洲大陆上存在的并且被地球外壳大改变毁灭了的个知先进文明.

The Wa FM supporters are a mixed group more akin to community groups (just like the residents opposing a highway in Sri Petaling), unestablished and of unknown potentials and capability.

FM”的支持者是类似社群群体（如反对在大城堡高速公路的居民）、经建制，其潜能与能力也是知的。

We already possess, in the artesian well, the means of converting unfertile wastes into rich corn fields;and what unknown forces may not yet be hidden in the interior of the earth?

我们已经能够靠了自流井把不毛之地变成膏壤，地质也许还有什么知力量在潜伏中有待发现，谁又能断言呢？

The gap between the now knowable and unknowable is vast.

现已与之事间距离极大。

People usually infer an unknown fact from a known fact.

人们通常从已事实中推事实。

In algebra, the sign X usually denotes an unknown quantity.

在代数里, 符号X常用来表示数。

There are many unknowns in science.

科学上还有许多之处。

You must eliminate an unknown quantity.

你必须消去一个数。

In order to define this irrotationality condition mathematically, let us consider the equation of motion in terms of velocities.

为了从数学上确定此无旋性条件，我们考虑以速度为函数运动方程。

Panosteitis is a common disease of unknown cause that causes pain and a shifting leg lameness in medium and large breed dogs.

犬全骨炎是中大型犬种常见一种原因引起疾病，该疾病造成犬疼痛并逐渐引起跛行。

The play opens with three similar figures of “indeterminable”age, Flo, Vi, and Ru, sitting quietly on a narrow bench like seat surrounded by darkness.

” （这部戏剧一开场就是三个穿着相似，年龄女人FLO, VI, 和RU坐在一条窄长椅上面灰暗场景。

On the basis of theories of plasma physics and optical spectroscopy a new method named Multilineal Spectroscopy Analytic Solution for diagnosing are plasma is proposed.

根据等离物理学和光谱学理论，建立了一种新电弧等离测试方法─—光谱多线解析法，可对配比混合电弧等离成分、温度甚至压力空间分布作同时测定。

The best traders don't try to hide from these unknown variables by pretending they don't exist, nor do they try to intellectualize or rationalize them away through market analysis.

最优秀交易者不会通过假装不道来隐藏这些变数，他们也不会通过市场分析把这些变数合理化。

Rand Flem-Ath and Graham Hancock all write that an unknown advanced civilization existed on the Antarctica continent and was destroyed by cataclysmic shifting of the crust of the Earth.

Ath和格雷厄姆·汉考克所有记载了在南极洲大陆上存在并且被地球外壳大改变毁灭了一个先进文明.

The Wa FM supporters are a mixed group more akin to community groups (just like the residents opposing a highway in Sri Petaling), unestablished and of unknown potentials and capability.

FM”支持者是类似社群群（就如反对在大城堡高速公路居民）、经建制，其潜能与能力也是。

We already possess, in the artesian well, the means of converting unfertile wastes into rich corn fields;and what unknown forces may not yet be hidden in the interior of the earth?

我们已经能够靠了自流井把不毛之地变成膏壤，地质也许还有什么力量在潜伏中有待发现，谁又能言呢？

The gap between the now knowable and unknowable is vast.

现已知与未知之事间距离极大。

People usually infer an unknown fact from a known fact.

人们通常从已知事实中推断未知事实。

In algebra, the sign X usually denotes an unknown quantity.

在代数里, 符号X常用来表示未知数。

There are many unknowns in science.

科学上还有许多未知之处。

You must eliminate an unknown quantity.

你必须消去一个未知数。

In order to define this irrotationality condition mathematically, let us consider the equation of motion in terms of velocities.

为了从数学上确定此无旋性条件，我们考度为未知函数运动方程。

Panosteitis is a common disease of unknown cause that causes pain and a shifting leg lameness in medium and large breed dogs.

犬全骨炎是中大型犬种常见一种未知原因引起疾病，该疾病造成犬疼痛并逐渐引起跛行。

The play opens with three similar figures of “indeterminable”age, Flo, Vi, and Ru, sitting quietly on a narrow bench like seat surrounded by darkness.

” （这部戏剧一开场就是三个穿着相似，年龄未知女人FLO, VI, 和RU坐在一条窄长椅上面场景。

On the basis of theories of plasma physics and optical spectroscopy a new method named Multilineal Spectroscopy Analytic Solution for diagnosing are plasma is proposed.

根据等离子体物理学和光谱学理论，建立了一种新电弧等离子体测试方法─—光谱多线解析法，可对未知配比混合电弧等离子体成分、温度甚至压力空间分布作同时测定。

The best traders don't try to hide from these unknown variables by pretending they don't exist, nor do they try to intellectualize or rationalize them away through market analysis.

最优秀交易者不会通过假装不知道来隐藏这些未知变数，他们也不会通过市场分析把这些变数合理化。

Rand Flem-Ath and Graham Hancock all write that an unknown advanced civilization existed on the Antarctica continent and was destroyed by cataclysmic shifting of the crust of the Earth.

Ath和格雷厄姆·汉考克所有记载了在南极洲大陆上存在并且被地球外壳大改变毁灭了一个未知先进文明.

The Wa FM supporters are a mixed group more akin to community groups (just like the residents opposing a highway in Sri Petaling), unestablished and of unknown potentials and capability.

FM”支持者是类似社群群体（就如反对在大城堡高公路居民）、未经建制，其潜能与能力也是未知。

We already possess, in the artesian well, the means of converting unfertile wastes into rich corn fields;and what unknown forces may not yet be hidden in the interior of the earth?

我们已经能够靠了自流井把不毛之地变成膏壤，地质也许还有什么未知力量在潜伏中有待发现，谁又能断言呢？