semaphore spoiler造句

例句与造句

1. Another common method is the semaphore spoiler which the french have used on most of their anti-tank missiles .
   另一种通用的方法是阻流板扰流片，此方法在法国已经用在大部分反坦克导弹上。
2. It's difficult to find semaphore spoiler in a sentence. 用semaphore spoiler造句挺难的