rat out片语动词KK [ræt aʊt] /ɹæt aʊt/发音片语动词1告密、出卖、打小报告口语,可拆开He ratted out his coworkers to avoid getting fired himself.他为了不被开除,出卖了自己的同事。2举报、检举口语Someone ratted him out to the police for stealing the car.有人向警方举报他偷了那辆车。用这个字练口说→