sediment [ˈsedɪmənt]以下由轻松背单词网站提供
单词级别第9级基本释义n.沉淀,沉渣,沉积(物)英英释义a soft substance that is like a wet powder and consists of very small pieces of a solid material which have fallen to the bottom of a liquid参考例句The sediment settled and the water was clear. 杂质沉淀后,水变清了。Sediment begins to choke the channel's opening. 沉积物开始淤塞河道口。 推荐阅读 |