u-boat
释义
潜艇
例句
1·The next day the u -boat was towed by a trawler to iceland.
于是在第二天，那艘潜艇被一艘渔船拖曳到冰岛。
2·The lethal power of the air in u -boat warfare was yet to come .
在潜艇战中，空军的致敌于死命的威力还没有发挥出来。
3·No more do we have to accept a generic start date for a certain U -boat .
我们也不必须为某种潜水艇接受一般的开始日期。
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