词汇	penetrating oil
释义	penetrating oil 渗透油
随便看	secondary peak secondary pectoral girdle secondary pedagogics secondary peduncle secondary pellagra secondary perched river secondary perfect set secondary perforation secondary performance secondary periderm secondary perineal tear in the puerperium secondary period Secondary period Secondary periodic paralysis Secondary peripheral neuropathy secondary peristalsis Secondary peristaltic contraction of esophagus secondary peritonitis secondary permanent lining secondary permission system secondary personality secondary personality change Secondary personas secondary personnel secondary pest