1. The hikers struggled to cross the violent stream.
徒步旅行者们艰难地尝试渡过那股湍急的溪流。

2. The canoe was tossed about by the violent stream.
独木舟在湍急的水流中剧烈颠簸。

3. The heavy rain turned the small creek into a violent stream.
暴雨使那条小溪变成了湍急的急流。

A: Look at the river! It's moving so fast.
A：看那条河！流速真快。

B: Yes, it has become a violent stream after the heavy rain.
B：是的，大雨过后，它变成了湍急的急流。

1) 湍急的水流

2) 猛烈的冲击

3) 剧烈的趋势

1. 湍急的水流

e.g.
The violent stream swept away the small bridge.
湍急的激流冲毁了那座小桥。

noun phrase

1. A flow of water that is very fast, powerful, and potentially dangerous.