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catapult    音标拼音: [k'ætəp,ʌlt]
n. 发射机,弹弓,投石器
vt. 发射

发射机,弹弓,投石器发射

catapult
n 1: a plaything consisting of a Y-shaped stick with elastic
between the arms; used to propel small stones [synonym:
{slingshot}, {sling}, {catapult}]
2: a device that launches aircraft from a warship [synonym:
{catapult}, {launcher}]
3: an engine that provided medieval artillery used during
sieges; a heavy war engine for hurling large stones and other
missiles [synonym: {catapult}, {arbalest}, {arbalist},
{ballista}, {bricole}, {mangonel}, {onager}, {trebuchet},
{trebucket}]
v 1: shoot forth or launch, as if from a catapult; "the enemy
catapulted rocks towards the fort"
2: hurl as if with a sling [synonym: {sling}, {catapult}]

Catapult \Cat"a*pult\, n. [L. catapulta, Gr. ?, prob. from kata`
down ? to shake, hurl.]
[1913 Webster]
1. (Mil. Antiq.) An engine somewhat resembling a massive
crossbow, used by the ancient Greeks and Romans for
throwing stones, arrows, spears, etc.
[1913 Webster]

2. A forked stick with elastic band for throwing small
stones, etc.
[1913 Webster]

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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 | 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
  • How does a catapult work? - HowStuffWorks
    For those interested in the mechanics of catapults and the principles of force and tension, you can build your own version You can craft a simple catapult using everyday materials like wood craft sticks, a rubber band and hot glue Learn how to make one here
  • Catapult History: Heres How Things Went Down - Historyplex
    Any device or machine that can propel a projectile (explosive or otherwise) over a distance is called a catapult They were originally invented by the Greeks, and the name itself finds its origin in the Greek words kata (downwards) and pallō (hurl)
  • Catapult: The Long-Reaching History of a Prominent Medieval Siege . . .
    The catapult was one of the most important and efficient siege engines of the ancient world One of the most iconic images of the European Middle Ages is the castle This defensive structure was often heavily fortified and provided its inhabitants with much-needed safety
  • 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
  • CATAPULT | English meaning - Cambridge Dictionary
    In the past, armies used catapults to hurl heavy stones at enemy fortifications On that type of aircraft carrier, a catapult was used to help launch aircraft You can also find related words, phrases, and synonyms in the topics: When the two vehicles collided, he was catapulted forwards
  • K-12 Learning Intervention Tutoring, Teacher PD | Catapult Learning
    At Catapult Learning, we provide the comprehensive resources and support needed to make whole-school growth a reality Backed by a team of more than 15,000 dedicated education professionals, we deliver evidence-based programs that drive academic achievement and build confidence
  • Catapult - Simple English Wikipedia, the free encyclopedia
    A catapult is a type of machine used as a weapon to throw rocks, large arrows, or other things such as hot tar, that would cause damage to something else [1] Often, catapults were set on higher ground or on castle towers to let them shoot farther
  • Facts About Catapults - Owlcation
    Read on to learn numerous catapult facts, including their history and development throughout the centuries Catapults have a certain mystique and a very long history They have been used in various forms for warfare and also fun competitions





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