英语词汇“first-day cover”的翻译、意思、用法、释义-英汉汉英双解词典

单词	first-day cover
释义	first-day cover ˌfɜːstdeɪˈkʌvərn.首日封
随便看	air space control airspace control area airspace control authority airspace control center Airspace Control Center Airspace Control Command Airspace Control Element airspace control in the combat zone Airspace Control Measures Airspace Control Order Airspace Control Plan airspace control sector Airspace Control System airspace coordination area Air Space Co-Ordination Element air-spaced air spaced cable air-spaced cable air spaced capacitor air-spaced capacitor air spaced coax air-spaced coax air-spaced coaxial cable air spaced coil air-spaced coil