Sediment
01
沉积物, 沉淀物
particles of solid material that settle at the bottom of a liquid
例子
The geologist studied the sediment at the bottom of the lake to learn about its history.
地质学家研究了湖底的沉积物以了解其历史。
02
沉积物, 沉淀物
particles of rock, minerals, or organic materials that have been transported by wind, water, or ice, and deposited in layers on the Earth's surface
