航空局 hángkōngjú aviation agency Origin Definitions Defs Strokes Stroke Words Sentences Sents 美国联邦航空局 Měiguó Liánbāng Hángkōngjú FAA Federal Aviation Administration (FAA)中国民用航空局 Zhōngguó Mínyòng Hángkōngjú CAAC Civil Aviation Administration of China (CAAC)