vt.刺，戳；贬低，削弱；揭穿；vi.（指轮胎等）被刺穿；n.刺痕；（车胎等的）刺孔； 变形： 复数：punctures过去式：punctured过去分词：punctured现在分词：puncturing第三人称单数：punctures 英英释义： puncture[ 'pʌŋktʃə ]n.loss of air pressure in a tire when a hole is made by some sharp objecta small hole made by a sharp objectth