急流的英文：
torrent

They fell into the seething waters of the rapids.
他们跌进了汹涌的急流中。

Sounds of torrents fall on all sides upon the ear.
耳边净是四下里急流倾泻的声响。

The torrent scoured out a channel down the hillside.
急流沿着山腰冲出一条水道。

An extremely fast - moving part of a river,caused by a steep descent in the riverbed.Often used in the plural.
急流，湍滩由于河床倾斜下降而形成的流动极快的河流的一部分，常用复数

run the rapids.
冲过急流

The current sucked them under the water.
急流把他们卷入水中。

The intense currents disperse the sewage.
急流冲散了污水。

The boat shot the rapids.
那条船穿过急流。

the precipitous rapids of the upper river
河流上游的急流

The current sets strongly eastwards.
急流迅猛东去.

A torrent of abuse,insults,questions,etc
滔滔不绝的谩骂、凌辱、问题等.

Torrents of water came rushing down from the mountains.
洪水从山里倾泻下来。

The rain fell in torrents insomuch that we were drenched.
倾盆大雨使我们变成落汤鸡。

The man rounded on him with a torrent of abusive language
那个人突然发起火来,臭骂了他一顿。

Torrents of water rushed down the mountain and submerged the farmland.
山洪暴发,淹没了农田。