| 单词 | catapults |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔artillery〕Weapons, such as catapults, arbalests, and other early devices, used for discharging missiles.用来发射导弹的武器，如弹射器，弩，和其它早期装置美国传统〔catapult〕In the past, armies used catapults to hurl heavy stones at enemy fortifications.古代军队使用石弩将重石投向敌人的防御工事。剑桥高阶Because of the limited gliding distance on the deck, carriers have to use catapults to help warplanes fly into air. 因为甲板上滑行的距离有限，航空母舰必须使用弹射器将飞机弹入空中。译典通In the past, armies used catapults to hurl heavy stones at enemy fortifications.在古代，军队用石弩将沉重的石头投掷到敌人的防御工事上去。剑桥国际 |
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