sediment in suspension

例句：

1. 1. The river carries a lot ofsediment from the mountains.
   这条河从山上带来了很多沉积物。
2. 2. The sediment in thelake is rich in minerals.
   湖里的沉积物富含矿物质。
3. 3. The scientist studied the sedimentto find out how it formed.
   科学家研究了沉积物，以了解它是如何形成的。