catapult

The boy surrendered the catapult to the teacher.

那孩子把弹弓交给了老师。

Alexander’s engineers built floating rafts for the heavy catapults.

亚历山大修建了浮动筏子来运载沉重弩炮。

The articulation of the theory of relativity catapulted Albert Einstein to the pinnacle of fame.

相对论问世将艾尔伯特·爱因斯坦推到了名誉顶峰。

Onboard aircraft were of mainly the floatplane type.They were stored above deck, usually within the center region of the ship on a small catapult used to launch the aircraft into the air.

（大意）这些舰载飞机大部分都是水上飞机，平时放置于船舯甲板上弹射器以便将飞机弹射至空中。