Gmac
abbr. gaining major air-command 获得（或授予）主要的空军指挥权
🗣️ 情景例句
Still waters run deep.
冰冻三尺非一日之寒。
The police crept up from behind and took the gangster by surprise.
警察悄悄从背后绕过去，出其不意地将歹徒逮捕。
John is a Canadian. He lives in a tall building in the city of Toronto.
约翰是加拿大人。他住在多伦多市的一幢高楼里。