英语语法分析

The submersible Alvin investigates the Cayman Trough, a transform boundary on the floor of the western Caribbean Sea.

阿尔文潜水器研究开曼群岛海槽，这是西部加勒比海底面上的转换边界。

The radio\'s Mil-Spec metal housing is submersible to two meters.

该无线电的军标金属外壳可以使其潜入水下两米仍然正常工作。

A manned submersible has to meet even higher standards: it must keep its occupants alive.

一艘载人潜艇还必须达到更高的标准：它必须保证乘坐者活着。