riverbed

'rivәbed

n. a channel occupied (or formerly occupied) by a river

n. 河床

39,913

BNC 频率

19,075

使用频率

riverbed 由 river（河流）和 bed（床、底部）组成，字面意思是河流的底部或床。

例句

1. The children played in the riverbed during the summer.

孩子们在夏天时在河床上玩耍。

2. Many plants grow along the riverbed, providing shelter for animals.

很多植物在河床旁生长，为动物提供庇护。

3. After the rain, the riverbed was filled with water again.

雨后，河床再次被水填满。