air resister

例句：

1. 1.The airplane needs to be equipped with an air resister to prevent stalling during takeoff.
   飞机需要配备空气阻力器以防止起飞时失速。
2. 2. The engineer used a special air resister to reduce the noise level in the factory.
   工程师使用了一种特殊的空气阻力器来降低工厂的噪音水平。
3. 3.The pilot had to use the air resister to maintain altitude during the emergency landing.
   飞行员在紧急着陆期间不得不使用空气阻力器来保持高度。