sediment中文什么意思

n.
1.沉淀(物)；沉渣。
2.【地质学；地理学】沉积物。

• abyssal sediment:    深海沉积物
• accumulated sediment:    沉积泥砂
• active sediment:    活性沉积物

例句与用法

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1. What does the terrigenous sediment consist of ?
   陆源沉积物是由什么组成的？
2. The quaternary sediments are largely undeformed .
   第四纪的沉积物大部分未变形。
3. Pelagic sediment contains tiny grain of material .
   远洋沉积物包含了微细物质颗粒。
4. The sediments are characteristically very fossiliferous .
   沉积物的特征是含化石很多。
5. The arrow indicates direction of sediment transportation .
   箭头表示沉积物的搬运方向。

英文释义

名词

1. matter that has been deposited by some natural process
   同义词：deposit

动词

1. settle as sediment
2. deposit as a sediment