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

在代数里, 符号X常用表示未知数。

Our new director is still an unknown quantity.

我们对新的主管知之甚少。

Motherhood was for her a journey into the unknown.

做母亲当时对她说是开始次探险之旅。

He lived well, helping the poor, and all other people; he died penniless and unknown.

他生前讲道德, 总是帮助穷人以及所有的人; 后文不名, 默默无闻地死了。

The origins of some words are unknown.

这些词的起源是不知的。

Some Austrians, ungratefully, nicknamed it the “Looter's memorial” or the “Unknown rapist”.

些奥地利人不仅不心怀感激，并且将它称之为“侵略者的纪念馆”或者“不为人知的强奸犯”。

Life can be likened to a journey with an unknown destination.

生活可以比作次不知目的的旅行。

The championship was won by a complete unknown.

个名不见经传的人赢得了冠军。

Their football team bowed out of the competition with unknown reasons.

不知道为什么他们足球队退出了比赛。

Those explorers gallantly adventured on unknown seas.

那些探险家们大胆地在陌生的海域探险。

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。

Yesterday’s riot broke out at the instigation of an unknown politician.

昨日的暴乱是由个不知名的政客煽动起的。

An unknown man's dismembered body was found by the police in the suburb woods.

警察在郊区的小森林里了个不知名的男人的碎尸。

Unknown to me, he had already signed the agreement.

他背着我已签了协议。

An unknown man has stolen all her money.

个陌生人把她的钱偷光了。

She was then still comparatively unknown.

她那时候还不怎么出名。

The cause of autism is unknown.

自闭症的病因尚不清楚。

Those who dared to launch out beyond the unknown waters became the discoverers of new lands.

那些敢于去人迹未至的海域航行的人成了新陆地的者。

There are many unknowns in science.

科学上还有许多未知之处。

It was unknown country to me.

这地区对我说是陌生的。

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

在代里, 符号X常用来表示。

Our new director is still an unknown quantity.

新来的主管之甚少。

Motherhood was for her a journey into the unknown.

做母亲当时她来说是开始一次探险之旅。

He lived well, helping the poor, and all other people; he died penniless and unknown.

他生前讲道德, 总是帮助穷人以及所有的人; 后来却一文不名, 默默无闻地死了。

The origins of some words are unknown.

这些词的起源是不的。

Some Austrians, ungratefully, nicknamed it the “Looter's memorial” or the “Unknown rapist”.

一些奥地利人不仅不心怀感激，并且将它称之为“侵略者的纪念馆”或者“不为人的强奸犯”。

Life can be likened to a journey with an unknown destination.

生活可以被比作一次不目的的旅行。

The championship was won by a complete unknown.

一个名不见经传的人赢得了冠军。

Their football team bowed out of the competition with unknown reasons.

不道为什么他足球队退出了比赛。

Those explorers gallantly adventured on unknown seas.

那些探险家大胆地在陌生的海域探险。

People usually infer an unknown fact from a known fact.

人通常从已的事实中推断的事实。

Yesterday’s riot broke out at the instigation of an unknown politician.

昨日的暴乱是由一个不名的政客煽动起来的。

An unknown man's dismembered body was found by the police in the suburb woods.

警察在郊区的小森林里发现了一个不名的男人的碎尸。

Unknown to me, he had already signed the agreement.

他背着已签了协议。

An unknown man has stolen all her money.

一个陌生人把她的钱偷光了。

She was then still comparatively unknown.

她那时候还不怎么出名。

The cause of autism is unknown.

自闭症的病因尚不清楚。

Those who dared to launch out beyond the unknown waters became the discoverers of new lands.

那些敢于去人迹至的海域航行的人成了新陆地的发现者。

There are many unknowns in science.

科学上还有许多之处。

It was unknown country to me.

这地区说来是陌生的。

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

在代数里, 符号X常用来表示知数。

Our new director is still an unknown quantity.

我们对新来主管知之甚少。

Motherhood was for her a journey into the unknown.

做母亲当时对她来说是开始一次探险之旅。

He lived well, helping the poor, and all other people; he died penniless and unknown.

他生前讲道德, 总是帮助穷以及所有; 来却一文不名, 默默无闻地死了。

The origins of some words are unknown.

这些词起源是不知。

Some Austrians, ungratefully, nicknamed it the “Looter's memorial” or the “Unknown rapist”.

一些奥地利不仅不心怀感激，并且将它称之为“侵略者纪念馆”或者“不为知强奸犯”。

Life can be likened to a journey with an unknown destination.

生活可以被比作一次不知目旅行。

The championship was won by a complete unknown.

一个名不见传赢得了冠军。

Their football team bowed out of the competition with unknown reasons.

不知道为什么他们足球队退出了比赛。

Those explorers gallantly adventured on unknown seas.

那些探险家们大胆地在陌生海域探险。

People usually infer an unknown fact from a known fact.

们通常从已知事实中推断知事实。

Yesterday’s riot broke out at the instigation of an unknown politician.

昨日暴乱是由一个不知名政客煽动起来。

An unknown man's dismembered body was found by the police in the suburb woods.

警察在郊区小森林里发现了一个不知名男碎尸。

Unknown to me, he had already signed the agreement.

他背着我已签了协议。

An unknown man has stolen all her money.

一个陌生把她钱偷光了。

She was then still comparatively unknown.

她那时候还不怎么出名。

The cause of autism is unknown.

自闭症病因尚不清楚。

Those who dared to launch out beyond the unknown waters became the discoverers of new lands.

那些敢于去迹至海域航行成了新陆地发现者。

There are many unknowns in science.

科学上还有许多知之处。

It was unknown country to me.

这地区对我说来是陌生。

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。

Our new director is still an unknown quantity.

我们对新来主管知之甚少。

Motherhood was for her a journey into the unknown.

做母亲当时对她来说是开始一次探险之旅。

He lived well, helping the poor, and all other people; he died penniless and unknown.

他前讲道德, 总是帮助穷人以及所有人; 后来却一文不名, 默默无闻地死了。

The origins of some words are unknown.

这些词起源是不知。

Some Austrians, ungratefully, nicknamed it the “Looter's memorial” or the “Unknown rapist”.

一些奥地利人不仅不心怀感激，并且将它称之为“侵略者纪”者“不为人知强奸犯”。

Life can be likened to a journey with an unknown destination.

活可以被比作一次不知目旅行。

The championship was won by a complete unknown.

一个名不见经传人赢得了冠军。

Their football team bowed out of the competition with unknown reasons.

不知道为什么他们足球队退出了比赛。

Those explorers gallantly adventured on unknown seas.

那些探险家们大胆地在海域探险。

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。

Yesterday’s riot broke out at the instigation of an unknown politician.

昨日暴乱是由一个不知名政客煽动起来。

An unknown man's dismembered body was found by the police in the suburb woods.

警察在郊区小森林里发现了一个不知名男人碎尸。

Unknown to me, he had already signed the agreement.

他背着我已签了协议。

An unknown man has stolen all her money.

一个人把她钱偷光了。

She was then still comparatively unknown.

她那时候还不怎么出名。

The cause of autism is unknown.

自闭症病因尚不清楚。

Those who dared to launch out beyond the unknown waters became the discoverers of new lands.

那些敢于去人迹未至海域航行人成了新陆地发现者。

There are many unknowns in science.

科学上还有许多未知之处。

It was unknown country to me.

这地区对我说来是。

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

在代数里, 符号X常用来表示知数。

Our new director is still an unknown quantity.

我们对新来主管知之甚少。

Motherhood was for her a journey into the unknown.

做母亲当时对她来说是开始一次探险之旅。

He lived well, helping the poor, and all other people; he died penniless and unknown.

他生前讲道德, 总是帮助穷以及所有; 后来却一文不名, 默默无闻地死了。

The origins of some words are unknown.

这些词起源是不知。

Some Austrians, ungratefully, nicknamed it the “Looter's memorial” or the “Unknown rapist”.

一些奥地利不仅不心怀感激，并且将它称之为“侵略者纪念馆”或者“不为知强奸犯”。

Life can be likened to a journey with an unknown destination.

生活可以被比作一次不知目旅行。

The championship was won by a complete unknown.

一个名不见传赢得了冠军。

Their football team bowed out of the competition with unknown reasons.

不知道为什么他们足球队退出了比赛。

Those explorers gallantly adventured on unknown seas.

那些探险家们大胆地在陌生海域探险。

People usually infer an unknown fact from a known fact.

们通常从已知事实中推断知事实。

Yesterday’s riot broke out at the instigation of an unknown politician.

昨日暴乱是由一个不知名政客煽动起来。

An unknown man's dismembered body was found by the police in the suburb woods.

警察在郊区小森林里发现了一个不知名男碎尸。

Unknown to me, he had already signed the agreement.

他背着我已签了协议。

An unknown man has stolen all her money.

一个陌生把她钱偷光了。

She was then still comparatively unknown.

她那时候还不怎么出名。

The cause of autism is unknown.

自闭症病因尚不清楚。

Those who dared to launch out beyond the unknown waters became the discoverers of new lands.

那些敢于去迹至海域航行成了新陆地发现者。

There are many unknowns in science.

科学上还有许多知之处。

It was unknown country to me.

这地区对我说来是陌生。

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。

Our new director is still an unknown quantity.

我们对新来的主管知之甚少。

Motherhood was for her a journey into the unknown.

做母亲当时对她来说是开始一次探险之旅。

He lived well, helping the poor, and all other people; he died penniless and unknown.

他生前讲道德, 总是帮助穷人以及所有的人; 后来却一文不名, 默默无闻死了。

The origins of some words are unknown.

这些词的起源是不知的。

Some Austrians, ungratefully, nicknamed it the “Looter's memorial” or the “Unknown rapist”.

一些人不仅不心怀感激，并且将它称之为“侵略者的纪念馆”或者“不为人知的强奸犯”。

Life can be likened to a journey with an unknown destination.

生活可以被比作一次不知目的的旅行。

The championship was won by a complete unknown.

一个名不见经传的人赢得了冠军。

Their football team bowed out of the competition with unknown reasons.

不知道为什么他们足球队退出了比赛。

Those explorers gallantly adventured on unknown seas.

那些探险家们大胆在陌生的海域探险。

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。

Yesterday’s riot broke out at the instigation of an unknown politician.

昨日的暴乱是由一个不知名的政客煽动起来的。

An unknown man's dismembered body was found by the police in the suburb woods.

警察在郊区的小森林里发现了一个不知名的男人的碎尸。

Unknown to me, he had already signed the agreement.

他背着我已签了协议。

An unknown man has stolen all her money.

一个陌生人把她的钱偷光了。

She was then still comparatively unknown.

她那时候还不怎么出名。

The cause of autism is unknown.

自闭症的病因尚不清楚。

Those who dared to launch out beyond the unknown waters became the discoverers of new lands.

那些敢于去人迹未至的海域航行的人成了新陆的发现者。

There are many unknowns in science.

科学上还有许多未知之处。

It was unknown country to me.

这区对我说来是陌生的。

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

在代数里, 符号X常用表示知数。

Our new director is still an unknown quantity.

我们对新主管知之甚少。

Motherhood was for her a journey into the unknown.

做母亲当时对她说是开始一次探险之旅。

He lived well, helping the poor, and all other people; he died penniless and unknown.

他生前讲道德, 总是帮助穷以及所有; 却一文不名, 默默无闻地死了。

The origins of some words are unknown.

这些词起源是不知。

Some Austrians, ungratefully, nicknamed it the “Looter's memorial” or the “Unknown rapist”.

一些奥地利不仅不心怀感激，并且将它称之为“侵略者纪念馆”或者“不为知强奸犯”。

Life can be likened to a journey with an unknown destination.

生活可以被比作一次不知目旅行。

The championship was won by a complete unknown.

一个名不见经传赢得了冠军。

Their football team bowed out of the competition with unknown reasons.

不知道为什么他们足球队退出了比赛。

Those explorers gallantly adventured on unknown seas.

那些探险家们大胆地在陌生海域探险。

People usually infer an unknown fact from a known fact.

们通常从已知事实中推断知事实。

Yesterday’s riot broke out at the instigation of an unknown politician.

昨日暴乱是由一个不知名政客煽动起。

An unknown man's dismembered body was found by the police in the suburb woods.

警察在郊区小森林里发了一个不知名男碎尸。

Unknown to me, he had already signed the agreement.

他背着我已签了协议。

An unknown man has stolen all her money.

一个陌生把她钱偷光了。

She was then still comparatively unknown.

她那时候还不怎么出名。

The cause of autism is unknown.

自闭症病因尚不清楚。

Those who dared to launch out beyond the unknown waters became the discoverers of new lands.

那些敢于去迹至海域航行成了新陆地发者。

There are many unknowns in science.

科学上还有许多知之处。

It was unknown country to me.

这地区对我说是陌生。

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。

Our new director is still an unknown quantity.

我们对新来主管知之甚少。

Motherhood was for her a journey into the unknown.

做母亲当时对她来说是开始一次探险之旅。

He lived well, helping the poor, and all other people; he died penniless and unknown.

他生前讲道德, 总是帮助穷人以及所有人; 后来却一文不名, 默默地死了。

The origins of some words are unknown.

这些词起源是不知。

Some Austrians, ungratefully, nicknamed it the “Looter's memorial” or the “Unknown rapist”.

一些奥地利人不仅不心，并且将它称之为“侵略者纪念馆”或者“不为人知强奸犯”。

Life can be likened to a journey with an unknown destination.

生活可以被比作一次不知目旅行。

The championship was won by a complete unknown.

一个名不见经传人赢得了冠军。

Their football team bowed out of the competition with unknown reasons.

不知道为什么他们足球队退出了比赛。

Those explorers gallantly adventured on unknown seas.

那些探险家们大胆地在陌生海域探险。

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。

Yesterday’s riot broke out at the instigation of an unknown politician.

昨日暴乱是由一个不知名政客煽动起来。

An unknown man's dismembered body was found by the police in the suburb woods.

警察在郊区小森林里发现了一个不知名男人碎尸。

Unknown to me, he had already signed the agreement.

他背着我已签了协议。

An unknown man has stolen all her money.

一个陌生人把她钱偷光了。

She was then still comparatively unknown.

她那时候还不怎么出名。

The cause of autism is unknown.

自闭症病因尚不清楚。

Those who dared to launch out beyond the unknown waters became the discoverers of new lands.

那些敢于去人迹未至海域航行人成了新陆地发现者。

There are many unknowns in science.

科学上还有许多未知之处。

It was unknown country to me.

这地区对我说来是陌生。

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

在代数, X常用来表示未知数。

Our new director is still an unknown quantity.

我们对新来的主管知之甚少。

Motherhood was for her a journey into the unknown.

做母亲当时对她来说是开始一次探险之旅。

He lived well, helping the poor, and all other people; he died penniless and unknown.

他生前讲道德, 总是帮助穷人以及所有的人; 后来却一文不名, 默默闻地死了。

The origins of some words are unknown.

这些词的起源是不知的。

Some Austrians, ungratefully, nicknamed it the “Looter's memorial” or the “Unknown rapist”.

一些奥地利人不仅不心怀感激，并且将它称之为“侵略者的纪念馆”或者“不为人知的强奸犯”。

Life can be likened to a journey with an unknown destination.

生活可以被比作一次不知目的的旅行。

The championship was won by a complete unknown.

一个名不见经传的人赢得了冠军。

Their football team bowed out of the competition with unknown reasons.

不知道为什么他们足球队退出了比赛。

Those explorers gallantly adventured on unknown seas.

那些探险家们大胆地在陌生的海域探险。

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。

Yesterday’s riot broke out at the instigation of an unknown politician.

昨日的暴乱是由一个不知名的政客煽动起来的。

An unknown man's dismembered body was found by the police in the suburb woods.

警察在郊区的小森林发现了一个不知名的男人的碎尸。

Unknown to me, he had already signed the agreement.

他背着我已签了协议。

An unknown man has stolen all her money.

一个陌生人把她的钱偷光了。

She was then still comparatively unknown.

她那时候还不怎么出名。

The cause of autism is unknown.

自闭症的病因尚不清楚。

Those who dared to launch out beyond the unknown waters became the discoverers of new lands.

那些敢于去人迹未至的海域航行的人成了新陆地的发现者。

There are many unknowns in science.

科学上还有许多未知之处。

It was unknown country to me.

这地区对我说来是陌生的。