及物动词

不及物动词

1. 弹弓
A catapult is a device for shooting small stones. It is made of a Y-shaped stick with a piece of elastic tied between the two top parts.

1. an engine that provided medieval artillery used during sieges
a heavy war engine for hurling large stones and other missiles

Synonym: arbalestarbalistballistabricolemangonelonagertrebuchettrebucket

2. a device that launches aircraft from a warship

Synonym: launcher

3. a plaything consisting of a Y-shaped stick with elastic between the arms
used to propel small stones

Synonym: slingshotsling