Marv
abbr. 机动重返飞弹（manoeuvring reentry vehicle）
🗣️ 情景例句
Take care, and have a nice flight.
请保重！祝你一路顺风！
I'm afraid all my efforts were in vain.
我担心我的努力全白费了。
Of course.I think there are a few in that box.
当然可以。我想那个盒子里有一些。