海沟(trench)是位于海洋中的两壁较陡、狭长的、水深大于5000m(如毛里求斯海沟5564m)的沟槽,是海底最深的地方,最大水深可达到10000米以上(马里亚纳海沟11034m)。
n. fosse
misc. (oceanic) trench ; tectogene ; submarine trench
太平洋海沟(太平洋火环带)的所有地方现在都应该疏散,因为将有地震和火山爆发。
All places at the pacific trench (the pacific ring of fire) should be evacuated now because there will be earthquakes and volcanic explosions.
在那个世界以外的是片幽深、漆黑的马里亚纳海沟底部,一直延伸到大约35,800英尺以下。
Beyond that world is the deep and pitch-black region that stretches down to roughly 35,800 feet, the bottom of the Marianas Trench.
这些岛屿实际上是开曼槽的顶端——加勒比海最深的海沟。
These islands are actually the peaks of the Cayman Trough, the Caribbean Sea's deepest trench.
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