每日口語(10.16):He realized that he had given himself

他意識到自己露餡了。
    動詞詞組give sb./oneself away，意思是“暴露了自己（的真實情況或身份）；出賣了”（to reveal sb./oneself intentionally or without meaning to; to betray sb）　　
    例句：
    Your American accent gave you away. 你的美國口音讓你露了餡。
    He would never allow his family to give his friends away to the Nazis.
    他決不讓家人向納粹分子出賣朋友們。