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- Catapult | 体育科技 | 释放潜能
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- Catapult - Wikipedia
A catapult is a ballistic device used to launch a projectile at a great distance without the aid of gunpowder or other propellants – particularly various types of ancient and medieval siege engines [1]
- CATAPULT中文 (简体)翻译：剑桥词典 - Cambridge Dictionary
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。 On that type of aircraft carrier, a catapult was used to help launch aircraft 那种航空母舰利用弹射器弹射飞机升空。
- Catapult | Definition, History, Types, Design, Facts | Britannica
Catapult, mechanism for forcefully propelling stones, spears, or other projectiles, in use mainly as a military weapon since ancient times Nearly all catapults operated by a sudden release of tension on bent wooden beams or of torsion in twisted cords of horsehair, gut, sinew, or other fibers
- catapult - 搜索 词典
10 A common myth among players is that a flexible racquet, that bends back more, returns more power to the ball due to a catapult - effect
- catapult是什么意思_catapult的翻译_音标_读音_用法_例句_爱词霸在线词典
Propelled like a catapult, crash test mannequins often sail through windshields in safety commercials, dramatically highlighting the dangers of ignoring seat belts
- How does a catapult work? | HowStuffWorks
The winch allows a person to put a great deal of energy into the catapult over a period of time Then all of the energy releases at once, throwing the projectile
- Catapult Definition, History, and Types - ThoughtCo
A catapult is an ancient siege weapon that hurls objects against enemy walls or people The Romans may have started using catapults after observing Greek techniques during the Pyrrhic Wars Catapults evolved from small, hand-held weapons to large torsion devices capable of breaking walls
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