unpowered造句

1、The Wrights also returned to flying unpowered gliders off dunes.
怀特兄弟还是重新使用手动滑翔机，从沙丘上俯冲而下。

2、A man without aspirations is like an unpowered boat which has to go with the waves.
没有志向的人，就好比没有动力的船，只能随波逐流。

3、Having little wind, this area greatly affects unpowered ships.
有微风的时候，这个区域非常容易影响无动力航船。

4、An autogiro is supported in flight by unpowered rotating wings.
旋翼机在飞行中是靠无动力旋转式机翼来支持的。