Caa
abbr. 民用航空管理局（Civil Aviation Authority）
📖 牛津释义
CAA
abbr
缩写 = (Brit) Civil Aviation Authority 民用航空局.
🗣️ 情景例句
Having their origins in China, chopsticks are used in many Asian countries.
筷子起源于中国，现在很多的亚洲国家都使用它。
Pouring oil on the fire is no way to quench it.
加油不是灭火法。
Historians have long been puzzled by dots, lines and symbols which have been engraved on walls, bones, and the ivory tusks of mammoths.
长期以来，历史学家一直对雕刻在墙壁上、骨头上、古代长毛象的象牙上的点、线和形形色色的符号感到困惑不解。