枪的瞄准器必须与射击目标对准成一线。

The sights of the gun must be in alignment with the target.

youdao

轰炸机编队中负责运用轰炸瞄准器和投弹击中目标的轰炸员。

The member of a bomber crew responsible for using the bombsight and releasing the bombs on the target.

youdao

轰炸机编队中负责运用轰炸瞄准器和投弹击中目标的轰炸员。

The member of a bomber crew responsible for using the bombsight and releasing the bombs on the target.

youdao