英语词汇“valve”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

valvevalve /vælv/ ●○○ noun [countable]

ETYMOLOGYvalve

Origin: 1400-1500 Latin valva part of a door

a part of a tube or pipe that opens and shuts like a door to control the flow of liquid, gas, air, etc. passing through it2science, biology a part of an artery or vein that folds or closes in order to stop blood flowing back where it came from3eng. lang. arts the part on a trumpet or similar musical instrument that you press to change the sound of the note [Origin: 1400–1500 Latin valva part of a door] → see also bivalve, safety valve

单词	valve
释义	valvevalve /vælv/ ●○○ noun [countable] Etymology ETYMOLOGYvalve Origin: 1400-1500 Latin valva part of a door 1 a part of a tube or pipe that opens and shuts like a door to control the flow of liquid, gas, air, etc. passing through it2science, biology a part of an artery or vein that folds or closes in order to stop blood flowing back where it came from3eng. lang. arts the part on a trumpet or similar musical instrument that you press to change the sound of the note [Origin: 1400–1500 Latin valva part of a door] → see also bivalve, safety valve
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