a contraceptive device consisting of a flexible dome-shaped cup made of rubber or plastic; it is filled with spermicide and fitted over the uterine cervix
例句
用作名词 (n.)
In order to increase its effectiveness, the diaphragm is used together with a spermicidal jelly or cream, which is put inside it and spread around its rim. 为了增加其避孕效果，阴道隔膜要与杀精子膏或凝胶剂一起使用，一般杀精子膏涂在阴道隔膜的轮缘。
They did not have to get up in the dark of night as one woman said and walk across the ice cold linoleum in her bare foot to go into the bathroom and get the diaphragm. 她们再也不必在漆黑的深夜起床，光脚走过冰冷的油毡，到厕所去拿子宫帽。
美
