是褒义,意思是祝成功,例如:

1、Incentive, this might be one of the incentive you will not see, but, godspeed!加油,或许我的鼓励你不一定看到,但是,祝一路平安。

2、" It's a gorgeous day to launch," NASA's launch director, Mike Leinbach, told the astronauts just before liftoff, wishing them good luck and Godspeed.美国航天局发射主任Mike Leinbach在发射的前一刻告诉宇航员们:“今天是对发射来说极好的一天”并祝他们好运、一路平安。