n.降雨；降雨量

A rainfall will settle the dust on the road. 一場(chǎng)雨使馬路上的塵埃落定。

There was another rainfall early this morning. 今天清晨又下了一場(chǎng)雨。

This area has very low rainfall. 這個(gè)地區(qū)雨量稀少。

Changes in climate affected the amount of rainfall. 氣候變化影響了降雨量。

Excessive rainfall had made the harvest impossible. 雨量過多，豐收已經(jīng)不可能了。