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
Oh, and, Robbie ...
噢 还有 Robbie……
It's nothing special.
这没什么稀奇。
It was not long before a helicopter arrived on the scene to rescue the survivors of the plane crash.