慢速英语:新设备会取代听诊器吗？

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stethoscope – n. medical : an instrument that is used for listening to someone's heart or lungs

symbolic – adj. : expressing or representing an idea or quality without using words

ultrasound – n. medical : a method of producing images of the inside of the body by using a machine that produces sound waves which are too high to be heard

artificial (intelligence) – n. the power of a machine to copy intelligent human behavior

app – n. : a computer program that performs a special function

reflex hammer – n. a medical instrument used to test reflexes

pocket – n. a usually small cloth bag that is sewn into a piece of clothing, a larger bag, etc., and that is open at the top or side so that you can put things into it

murmur – n. medical : an unusual heart sound that may indicate a problem with the heart's function or structure