释义 |
diaphragm/ˈdaiəfræm/n. 1 a muscular partition separating the thorax from the abdomen in mammals 膈(哺乳动物体内把胸腔与腹部隔开的肌性膈膜) 2 a partition in animal and plant tissues (动物和植物组织中的)隔膜,隔板 3 a disc pierced by one or more holes in optical and acoustic systems etc. (用在光学和声学等系统中有一个或多个孔的)孔板,光阑 4 a device for varying the effective aperture of the lens in a camera etc. (照相机等)光圈 5 a thin contraceptive cap fitting over the cervix (避孕用的)子宫帽 6 a thin sheet of material used as a partition etc. (用做隔断的)横隔板 □ diaphragmatic /-fræɡˈmætik/ adj.[Middle English via Late Latin diaphragma from Greek (as DIA-, phragma -atos from phrassō ‘fence in’)] |