字首 Ｄ
單字 downlock
音標與例句
    音標 [ daʊnˈlɑk ]
    The L/G downlock indicator lights show green lights when the L/G is downlocked and red lights when it is not locked in the selected position.
    當起落架下鎖時，起落架下鎖指示計顯示綠燈；若未下鎖在定位時，則顯示紅燈。
字義 n.(起落架)下鎖
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