Alpo
abbr. Apollo lunar polar orbiter 阿波罗月球极点人造卫星
🗣️ 情景例句
Did you ever think of photographing an aerobics class?
你想过拍摄有氧运动课吗？
John could not decide when to leave.
约翰无法决定几时要出发。
The platforms extend to a depth of over 100 feet under the sea.
平台深入海底100英尺。