单词 | layer of sediment |
释义 | layer of sediment As each flood leaves a distinct layer of sediment, it reveals roughly when and how big each flood was. Times, Sunday Times Each layer of sediment represents a period of time. Times, Sunday Times The muddy water rushed downstream and brought into the fiord a thick layer of sediment that settled and sealed in the contaminants. Globe and Mail Each layer of sediment represents a period of time, rather like the rings in the trunk of a tree. Times, Sunday Times These bocatomas are 30 cm high and capture an average layer of sediment of 10 cm in every field. Retrieved from Wikipedia CC BY-SA 3.0 |
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