to launch 的中文翻译

使下水

to launch 的英文句子和中文句子

The first-stage vehicle is used to launch the rocket and is then jettisoned in the upper atmosphere.

第一级运载火箭是用来发射火箭的, 进入高层大气後即抛掉.


The Queen is to launch a new warship today.

今天女王要主持新军舰下水仪式.