The term 'catapult' is frequently used as a generic label for all throwing machines. In modern times it illustrates any system that launches an object from a platform.
@3:24 PM
me
i am a 13 goin on 14 year old young lady..
currently into dnt..
Name:Foo Chek Jun
School:Huayi Secondary School
Class:1e3-07..2e1-08
Borned:28/4/1994
Occupation:student