slinger ring atomizer

例句：

1. 1. The slinger ring was used to launch stones atthe enemy.
   投石器环被用来向敌人发射石头。
2. 2. The slingerring was a crucial part of the military's defensive system.
   投石器环是军事防御系统的重要组成部分。
3. 3. Theslinger ring wasused to defend against incomingmissiles.
   投石器环用于抵御来袭的导弹。