在潜艇战中，空军的致敌于死命的威力还没有发挥出来。

The lethal power of the air in u-boat warfare was yet to come .

youdao

在潜艇战中，空军的致敌于死命的威力还没有发挥出来。

The lethal power of the air in u-boat warfare was yet to come .

youdao