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单词
sediment
释义
sediment
NOUN
C
/ˈsedɪmənt/
a layer of a substance that forms at the bottom of a liquid 沉渣；沉淀物
a
a layer of sand , stones, dirt etc that becomes a layer of rock （最终形成岩石层的沙、石等）沉积物
DERIVED WORD
sedimentary
adj
sedimentary rocks
沉积岩