Uag
abbr. Upper Atmosphere Geophysics 高层大气地球物理学
🗣️ 情景例句
I think aerobics is easy.
我觉得有氧运动很容易。
You have to be operated on.
你得做手术。
His father told everybody that Eric had been killed in action.
他的父亲告诉大家，埃里克在战争中被打死了。