What is the meaning with Launch

发射，投产

Launch [ lɔ:ntʃ, lɑ:ntʃ ]
n.
1.a motorboat with an open deck or a half deck
2.the act of propelling with force
同义词：launching
v.
1.set up or found
同义词：establish | set up | found
2.propel with force
"launch the space shuttle"
3.launch for the first time; launch on a maiden voyage
"launch a ship"
4.begin with vigor
"He launched into a long diatribe"
同义词：plunge
5.get going; give impetus to
"launch a career"
同义词：set in motion
6.smoothen the surface of
"launch plaster"

n.下水,汽艇,发射
vt.使下水,发射,发动,发出
vi.起飞,下水,投入,开始