名词
中文翻译：旋翼
同义词：
['rotor blade', 'rotor disc']
例句：
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1.The helicopter's rotor blades spin rapidly to lift the aircraft off the ground.
直升机的旋翼快速旋转，使飞机离地起飞。
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2. The rotor disc is where the propeller spins and generates thrust.
旋翼盘是螺旋桨旋转产生推力的地方。
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3.The rotor blades are made of lightweight materials to reduce weight and increase efficiency.
旋翼叶片由轻质材料制成，以减轻重量并提高效率。