di·a·phragm

noun

/ˈdaɪəfræm/

(anatomy) the layer of muscle between the lungs and the stomach, used especially to control breathing膈；膈膜；横膈膜Topics Bodyc2
(British English also cap)
a rubber or plastic device that a woman places inside her vagina before having sex to prevent sperm from entering the womb and making her pregnant阴道隔膜（避孕用具）
any thin piece of material used to separate the parts of a machine, etc.（机器等的）隔膜，隔板
(specialist) a thin disc used to turn electronic signals into sound and sound into electronic signals in phones, loudspeakers, etc.（电话机、扬声器等的）膜片，膜件，振动膜

Word Originlate Middle English: from late Latin diaphragma, from Greek, from dia ‘through, apart’ + phragma ‘a fence’.

单词	diaphragm
释义	di·a·phragm noun /ˈdaɪəfræm/ /ˈdaɪəfræm/ (anatomy) the layer of muscle between the lungs and the stomach, used especially to control breathing膈；膈膜；横膈膜Topics Bodyc2 (British English also cap) a rubber or plastic device that a woman places inside her vagina before having sex to prevent sperm from entering the womb and making her pregnant阴道隔膜（避孕用具） any thin piece of material used to separate the parts of a machine, etc.（机器等的）隔膜，隔板 (specialist) a thin disc used to turn electronic signals into sound and sound into electronic signals in phones, loudspeakers, etc.（电话机、扬声器等的）膜片，膜件，振动膜 Word Originlate Middle English: from late Latin diaphragma, from Greek, from dia ‘through, apart’ + phragma ‘a fence’.
随便看	Trade-topic outpost Trade-topic outsell Trade-topic overbook Trade-topic oversubscribed Trade-topic package Trade-topic packaging Trade-topic packet Trade-topic parade Trade-topic part exchange Trade-topic peddle Trade-topic pedlar Trade-topic perfumery Trade-topic petty cash Trade-topic pitch Trade-topic plaza Trade-topic point of sale Trade-topic price Trade-topic price-fixing Trade-topic price tag Trade-topic price war Trade-topic producer Trade-topic profit Trade-topic profit margin Trade-topic proprietary Trade-topic punter