You need a licence to fish in this river.

你在这条河里钓鱼要有许可证。

《牛津词典》

Now this river is moving fast!

现在这条河水流湍急！

youdao

There are crocodiles in this river.

这条河里有鳄鱼。

youdao

But the power of this river has been demonstrated in more modern times.

VOA: special.2009.08.12

To drink from this river would allow the fallen angels to forget their fallen state, to forget the fact of their fallen-ness from their more blissful former condition.

喝忘川之水让那些堕落天使,忘记他们的堕落的处境，忘记自己堕落这一现实,忘记自己是从幸福天堂堕落的事实。

耶鲁公开课 - 弥尔顿课程节选

who went and found this river that flows east to west.

他们找到了这条由东向西流的河。

神话有趣的课 - SpeakingMax英语口语达人

This river and rain runoff, combined with strong onshore winds, has led to high levels of sea pollution.

BBC: Where to go while Biarritz battles beach pollution

This river, cooled by bottom-releases from Pepacton Reservoir, attracts a pretty hardcore crowd.

FORBES: Catskills Fly Fishing Book

Students should determine what can be done to protect or repair this river.

CNN: Rivers feel heat as U.S. energy demand rises