n.海底,海床;
例句:
The engineer studies seabed mining technology.
这位工程师研究海床采矿技术.
The seabed sediment resistivity is of great importance to the seabed sediment corrosivity assessment.
海底土的电阻率对于海底土的腐蚀性评价具有重要意义.
The usual way to reclaim land is to pile sand rock on to the seabed.
通常的方法去开垦陆地是在海床上堆起沙石.