| 释义 |
〔tool〕Instrument refers especially to one of the relatively small precision tools, such as a stethoscope or supersonic drill, used by trained professionals such as doctors and dentists: Instrument 特指专业人员如医生和牙医使用的要求极高精度的仪器，如听诊器或超声波钻： 〔stethoscope〕Any of various instruments used for listening to sounds produced within the body.听诊器：用于听体内产生声音的各种器具 |