hydroplane
n
1 light motor boat with a flat bottom, that can travel fast over the surface of the water 机动平底快艇.
2 device on a submarine enabling it to rise or descend (控制潜艇升降的)水平舵.
🗣️ 情景例句
That's better than being behind.
这总比落后要好。
The scenery is beautiful near the Pacific Ocean.
太平洋海洋附近的风景是美丽的。
If they can each be trusted to take such responsibilities.