It's easy to get a tummy upset from river water.

A river forms the boundary between the two countries.

一条河流成了两国的分界线.

Rivers are generally highways that speed trade and communication.

河流通常是促进贸易和运输的通道.

Let's meet by that bridge where the rivers marry.

我们就在河流会合处的那座桥边见面 吧.

The new law will reduce pollution of the rivers.

这条新法律将会减轻河流污染.

When the river freezes over, we can walk across on the ice.

河流结冻时, 我们可以踏冰穿过河面.

Rivers are being increasingly made use of by man.

河流正在日益为人类所利用.

a river diversion project

河流改道工程

the clean-up of the river

河流清理

water abstraction from rivers

从河流中抽取水

He headed downhill towards the river.

他朝山下的河流走去。

Heavy industry pollutes our rivers with noxious chemicals.

重工业产生的有毒化学品会污染我们的河流。

Rivers and streams have overflowed their banks in countless places.

在许多地方，河流与小溪都已经决堤。

The hills rise green and sheer above the broad river.

这些小山碧绿陡峭，矗立在这条宽阔的河流之上。

The river widens considerably as it begins to turn east.

河流转向东流时河道大幅度变宽。

You should purify the water before drinking it.

喝水前,你应使之净化.

The thirsty man craved for water.

那个口渴的人渴望喝水.

She's so ill that nothing will stay down, not even water.

她病得很重,吃什麽都吐出来, 连喝水都吐.

They paused to drink, then crossed the river toward me.

它们停下脚步,在河边喝水, 然后过河,向我游来.

Camels can survive for many days with no water.

骆驼许多天不喝水还能生存.

Though hot after her long walk, she refused a drink.

虽然在长途跋涉后很热, 她却不愿喝水.