Padar
abbr. passive airborne detection and ranging 被達, 機載無源探測定位系統; passive detection and ranging 被動探測與測距
??? 情景例句
What are you so upset about?
什么使你如此難過？
What time did you get up yesterday morning?
你昨天早上什么時間起床？
Sorry, there aren't any. Would you like some bottles of orange?
對不起，沒有了，您要幾瓶橙汁怎么樣？