A torrent of water swept down the valley.

急流突袭(冲向)山谷。

It was frightening. The fastest evacuation route was through river rapids.

很吓人的。最快的疏散路线是河流的急流。

Here is the current that many people see is scary or causes them anxiety.

这就是引起很多人害怕和恐慌的急流。

There are advantages to life in the fast stream.

这些动物拥有在急流生存的先天优势。

The jet stream is reshaped as a result, changing our weather patterns.

结果，急流循环改变，进而改变了我们的天气模式。

Clear air turbulence is generated by wind shear in the jet stream.

晴空湍流是由急流的风切变产生的。

Class IV Rapids all the way down when it's high water.

当水位高的时候，就会出现四级急流。

It becomes rapids as it passes through deep valleys, travelling across western Yunnan Province.

它穿过深谷时就变成了急流。流经云南西部。

Crossing such a torrent poses a huge threat to a little one.

穿越这样的急流对小象来说是一个巨大的威胁。

Here it's the current that many people see is scary or causes them anxiety.

这是许多人所看到的令人恐惧或使他们焦虑的急流。

Firefighters here rescued a motorist stranded in rushing waters.

消防人员救出了一在急流的司机。

He travelled with a group to western Michigan – to the city of Grand Rapids.

他和一群人一起去了密歇根州西部——大急流城。

One of these schools is Forest Hills school district, near Grand Rapids, Michigan.

密歇根州大急流城附近的森林小丘校区采用的就是这种方法。

In the summer months this could cause the jet stream to weaken or split.

在夏季的几个月里，这可能会导致急流减弱或分裂。

Away from these rapids, flat lizard populations are found in much smaller numbers.

在远离这些急流的地方，扁石蜥的数量则要少得多。

This is what we get if you have a lot of big animals in fast flowing water.

这就是当有很多大型动物在急流时会出现的情况。

After a five-mile hike and ride down some rapids, I've decided to make my camp here.

在徒步八公里又乘着急流而下后，我决定在这里扎营。

It roared well over its banks, rushing swiftly with tree limbs caught in the raging current.

它咆哮着冲上两岸，夹杂着急流冲下的树枝，汹涌奔腾。

That divide is the jet stream or strong currents of air created when warm and cold air masses meet.

这条界线是暖气团和冷气团相遇时产生的急流或强流。

In 2003, these refugee children, now adults, began their own Sudanese church. It was in Grand Rapids.

2003 年，这些已经成年的难民儿童在大急流城建立了自己的苏丹教会。