单词	stethoscope
释义	stethoscopestethoscope /ˈstɛθəˌskoʊp/ noun [countable] Etymology ETYMOLOGYstethoscope Origin: 1800-1900 French stéthoscope, from Greek stethos chest + French -scope an instrument used by doctors to listen to someone’s heart or breathing
随便看	flammable flan Flanders flange flank flannel flannelette flap flapjack flapper flare flare path flare-up flash flashback flash bulb flash burn flashcard flash drive flasher flash flood flash freeze flashgun flashlight flash memory

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