?挂牌开业
hang out one's shingle 挂牌开业 The doctor has to take the exam before he can hang out his shingle. 医生在挂牌营业以前必须通过考试。
英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。