Contrapropeller
整流（螺旋）推进器, 整流螺旋桨, 同轴反转式螺旋桨
🗣️ 情景例句
Chest--c-h-e-s-t.
Chest c-h-e-s-t。
I broke 5 cups.
我打破了五个杯子。
It looked as if there would be an exciting race across the Channel.
看来会有一场激烈的飞越英吉利海峡的竞争。