retractionn. 縮排、撤回退縮、縮回學術名詞回抽:電機工程、核能回退:電機工程、核能保核回縮:數學撤銷報導:新聞傳播學縮回:醫學英文釋義a disavowal or taking back of a previous assertionthe act of pulling or holding or drawing a part back