基本解释凡士林纱布同根派生 petrolatum gauze相关词英汉例句双语例句MethodsPatients in the observed group with their wound treated by AO and those in the control group treated by petrolatum gauze.方法对住院患者的皮肤创面用紫草油治疗为观察组，对照组用凡士林纱布治疗，观察两组的创面愈合率。petrolatum gauze更多例句专业释义医药科学凡士林纱布