English Dictionary

riverbed

/ˈɹɪvɚˌbɛd/

noun

(hydrology) The path where a river runs, or where a river once ran; the bottom earthen part of a river, not including the riverbanks.

The riverbed was dry due to the lack of rain.

意味（1）

(hydrology) The path where a river runs, or where a river once ran; the bottom earthen part of a river, not including the riverbanks.

Detailed laser surveys carried out by Network Rail revealed that fast-flowing water on the River Eden has caused parts of the riverbed to wash away, posing a risk to the viaduct foundations.