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1·The bathyscaphe has plumbed the depth of the Indian Ocean.

深海潜水器探测印度洋的深度。

2·The French navy has built an abyssal bathyscaphe to take three men to the floor of the Marianas Trench.

法国海军已经建造了一个深海潜水器，用来装载三个人去到马利亚纳海沟的基底。