"submarine boat," 1899, from submarine (adj.). Earlier "a creature living under the sea" (1703). The short form sub is first recorded 1917. As a type of sandwich from 1955, so called from the shape of the roll. Related: Submariner.
雙語例句
1. He detected a ship moving down the starboard side of the submarine.
他發現有一艘船正在潛艇的右側航行。
來自柯林斯例句
2. We were trying to plot the course of the submarine.
我們試圖標繪出潛艇的航線圖。
來自柯林斯例句
3. In contrast with its surface fleet, Britain's submarine force was relatively small.
同其水面艦隊相比，英國的潛艇部隊規模相對較小。
來自柯林斯例句
4. The captain of the submarine has got this periscope thing.
那個潛艇艇長有個類似于潛望鏡之類的東西.
來自柯林斯例句
5. The submarine had had time to submerge before the warship could approach.