valve

noun

/vælv/

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a device for controlling the flow of a liquid or gas, letting it move in one direction only
- The plumber will fit some new safety valves.
- You need special tools to open the valve.
Oxford Collocations Dictionary
adjective
- safety
- shut-off
- non-return
- …
verb + valve
- fit
- install
- open
- …
See full entry
(anatomy) a structure in the heart or in a vein that lets blood flow in one direction only
Oxford Collocations Dictionary
adjective
- safety
- shut-off
- non-return
- …
verb + valve
- fit
- install
- open
- …
See full entry
enlarge image
(music) a device in some brass musical instruments for changing the noteTopics Musicc2

Word Originlate Middle English (denoting a leaf of a folding or double door): from Latin valva.

单词	valve
释义	valve noun /vælv/ /vælv/ jump to other results enlarge image a device for controlling the flow of a liquid or gas, letting it move in one direction only The plumber will fit some new safety valves. You need special tools to open the valve. Oxford Collocations Dictionaryadjective safety shut-off non-return … verb + valve fit install open … See full entry (anatomy) a structure in the heart or in a vein that lets blood flow in one direction only Oxford Collocations Dictionaryadjective safety shut-off non-return … verb + valve fit install open … See full entry enlarge image (music) a device in some brass musical instruments for changing the noteTopics Musicc2 Word Originlate Middle English (denoting a leaf of a folding or double door): from Latin valva.
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