[intransitive, transitive]

1. to start an activity, especially an organized one
   开始从事，发起，发动（尤指有组织的活动）◆an advertising campaign launched by the British Tourist Authority
   由英国旅游局发起的广告宣传活动◆He has launched a bid for control of the supermarket chain.
   他发起了旨在控制连锁超市的出价。◆The business launched last year with 15 employees.
   这家企业去年创办，有 15 位员工。

●ˌlaunch ˈoutto do sth new in your career, especially sth more exciting
开始从事，投身於（新的，尤指更令人兴奋的事业）◆It's time I launched out on my own.
我自己创业的时候到了。