名詞 sediment:

1. matter that has been deposited by some natural process
   同義詞：deposit

動詞 sediment:

1. deposit as a sediment
2. settle as sediment

1. Something that settles to the bottom of a fluid; sediment.
   沉渣沉到液體底部的東西; 沉積物
2. As soon as the sediment starts creeping up the shoulder of the bottle, stop pouring. You should now have a glass of star-bright beer with a head(of foam) that stands proud of the glass but does not overflow.
   啤酒瓶底的沉淀物一到瓶頸部位，就不要往外倒啤酒了。此時你的一杯啤酒會金燦燦地發(fā)亮，酒泡鼓出酒杯口，而又不會溢出杯外。
3. He emptied out the water barrel to clear it of sediment.
   他把水桶倒空以清掉桶底的沉淀物。
4. You should not drink the wine with a gritty sediment.
   不要喝有沙粒狀沉淀物的葡萄酒。