Gmac
abbr. gaining major air-command 获得（或授予）主要的空军指挥权
🗣️ 情景例句
And we brought someone along who can help.
而且我们带来了能帮助我们的人。
My friend reads and writes several languages.
我的朋友能读并写好多种语言。
and beyond six or seven they are worthless.
如果超过六七天，天气预报就没有了任何价值。