internal injury短语⁹⁰⁸⁸⁷⁺⁷ 基本例句 内伤 This research preliminary study exogenous cough on base of internal injury of stomach, which includes three parts: theoretical research, tutor's experience and clinical research. 本课题对胃内伤基础上外感咳嗽进行了初步探讨，分为理论研究、导师经验和临床研究三部分。 cnki