名词
中文翻译：旋转翼
同义词：
['rotating vane', "rotating blade例句：1. The helicopter's swivelling vane allows it to hover in mid-air.（直升机的旋转翼使其能够在半空中悬停。）"]
例句：
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1. The helicopter's swivelling vane allows it to hover in mid-air.
直升机的旋转翼使其能够在半空中悬停。
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2.The windmill's rotating vane is crucial for its operation.
风车旋转翼对于其运行至关重要。
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3.The aircraft's rotating vanes are designed to reduce drag and increase speed.
飞机的旋转翼设计旨在减少阻力并提高速度。