propellor
n. [航][船] 螺旋桨;推进者;[航][船] 推进器
例句
The guidance system consisted of propellor in the nose.
制导系统包括螺旋桨的鼻子。
Example: to fly forward, the back-propellor has to turn faster.
例如:想要往前飞,后面的推进器必须转得更快。
The outer wings, tail and propellor have been removed from the aircraft.
这架飞机的外翼、机尾和螺旋桨已经被拆除了。