| 释义 |
〔chaff〕The scales or bracts borne on the receptacle among the small, individual flowers of many plants in the composite family.膜片：许多菊科植物单朵小花的花托上长的鳞片或苞叶〔diaphragm〕A thin disk, especially in a microphone or telephone receiver, that vibrates in response to sound waves to produce electric signals, or that vibrates in response to electric signals to produce sound waves.膜片，振动板：一种薄的圆盘（尤其是在麦克风和电话收话器里那种）响应声波振动产生信号或者响应电信号振动产生声波 |