Objective To study hysteroscopy on treatment of infertility caused by intrauterine adhesions.摘要目的探讨宫腔镜治疗宫腔粘连并发不孕的疗效.Hysteroscopy can also be used to diagnose intrauterine adhesions.宫腔镜也能诊断宫腔粘连.Skin incisions are not requ...
他拔出匕首转身面向追他的人。He drew his dagger and turned to face his pursuers.我拔出刀威胁她。I pulled a knife and threatened her.他拔出枪对准敌兵.He drew his pistol and aimed at the enemy soldier....
In 1978 there were 884 students at a lecturer/student ratio of 1:15.1978年有884名学生，师生比为1比15。The adult to child ratio is 1 to 6.成人与儿童的比例为1比6。What is the ratio of men to women in the department?这个部门的男女比例是多少？...