来自陈明辉的问题
英语翻译Theseextremelyexpensiveflightsintospacehavebeenprovedrewarding.Theirinmediatebenefitscanbefoundinweatherandcommunicationssatellites,medicalengineeringandclimateresearch.
英语翻译
Theseextremelyexpensiveflightsintospacehavebeenprovedrewarding.Theirinmediatebenefitscanbefoundinweatherandcommunicationssatellites,medicalengineeringandclimateresearch.

