Gmac
abbr. gaining major air-command 获得（或授予）主要的空军指挥权
🗣️ 情景例句
Mom,
妈，
Please say it again.
请再说一遍。
I'm afraid we haven't got any black shoes in that size at the moment.
恐怕此刻我们没有8号的黑色鞋了。