单词 | sediment |
释义 | sediment n.   1. matter that settles to the bottom of a liquid; dregs.   2. Geol. matter that is carried by water or wind and deposited on the surface of the land, and may in time become consolidated into rock. Derivatives sedimentary adj. sedimentation n. Etymology: F s{eacute}diment or L sedimentum (as SEDILE) |
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