diaphragm
柯林斯詞典
1. N-COUNT Your diaphragm is a muscle between your lungs and your stomach. It is used when you breathe. 橫膈膜 (位于肺和胃之間的肌肉，呼吸時(shí)起作用)
...the skill of breathing from the diaphragm. …從橫膈膜進(jìn)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) 子宮帽
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diaphragm /?da???fr?m/ (diaphragms)
劍橋詞典
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，子宮帽
diaphragm noun [C] (COVER)
engineering specializedany thin piece of material stretched across an opening
隔膜；膜片 返回 diaphragm