我猜想，冷战和高寒气候北上决定使用这些时，巡航在表面上。

I guess the cold and frigid climate up north dictates using these when cruising on the surface.

youdao

我猜想，冷战和高寒气候北上决定使用这些时，巡航在表面上。

I guess the cold and frigid climate up north dictates using these when cruising on the surface.

youdao