... dummy load 假负载 dummy payload假酬载 dummy run 预习 ...
权威例句
1.
All the major events such as rocket-stage separation, fairing separation, and the ejection of the dummypayload occurred on cue.
BBC: Orbital's Antares rocket makes test flight
2.
The fog began to lift in September 2008, when SpaceX's Falcon1 rocket successfully placed a dummypayload into orbit and Mr. Musk was able to snare additional customers.