diaphragm
柯林斯词典
1. N-COUNT Your diaphragm is a muscle between your lungs and your stomach. It is used when you breathe. 横膈膜 (位于肺和胃之间的肌肉，呼吸时起作用)
...the skill of breathing from the diaphragm. …从横膈膜进行呼吸的技巧。
2. N-COUNT A diaphragm is a circular rubber contraceptive device that a woman places inside her vagina. (避孕用的) 子宫帽
返回 diaphragm
diaphragm /ˈdaɪəˌfræm/ (diaphragms)
剑桥词典
diaphragm noun [C] (MUSCLE)
the muscle that separates the chest from the lower part of the body
膈，膈膜
diaphragm noun [C] (BIRTH CONTROL)
a circular rubber device that a woman puts inside her vagina before having sex , to avoid becoming pregnant
避孕隔膜，子宫帽
diaphragm noun [C] (COVER)
engineering specializedany thin piece of material stretched across an opening
隔膜；膜片 返回 diaphragm