柯林斯詞典diaphragm /?da???fr?m/ (diaphragms) 1. N-COUNT Your diaphragm is a muscle between your lungs and your stomach. It is used when you breathe. 橫膈膜 (位於肺和胃之間的肌肉，呼吸時起作用) ...the skill of breathing from the diaphragm. …從橫膈膜進行呼吸的技巧。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 返回 diaphragm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 specialized any thin piece of material stretched across an opening 隔膜；膜片 返回 diaphragm