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- adjective form of valve"a branchiopod has a two-valved outer covering"
definition- adjective form of valve"a branchiopod has a two-valved outer covering"
nounvalve (名词) · valves (复数名词)- a device for controlling the passage of fluid or air through a pipe, duct, etc., especially an automatic device allowing movement in one direction only:"a valve shuts off the flow from the boiler when the water is hot enough"
- BRITISH ENGLISHshort for thermionic valve
- musica cylindrical mechanism in a brass instrument which, when depressed or turned, admits air into different sections of tubing and so extends the range of available notes.
- anatomyzoologya membranous fold in a hollow organ or tubular structure, such as a blood vessel or the digestive tract, which maintains the flow of the contents in one direction by closing in response to any pressure from reverse flow:"the aortic valve"
- zoologyeach of the halves of the hinged shell of a bivalve mollusc or brachiopod, or of the parts of the compound shell of a barnacle.
- botanyeach of the halves or sections into which a dry fruit (especially a pod or capsule) dehisces.
Originlate Middle English (denoting a leaf of a folding or double door): from Latin valva.nounvalve (名词) · valves (复数名词)- a device for controlling the passage of fluid or air through a pipe, duct, etc., especially an automatic device allowing movement in one direction only:"a valve shuts off the flow from the boiler when the water is hot enough"
- BRITISH ENGLISHshort for thermionic valve
- musica cylindrical mechanism in a brass instrument which, when depressed or turned, admits air into different sections of tubing and so extends the range of available notes.
- anatomyzoologya membranous fold in a hollow organ or tubular structure, such as a blood vessel or the digestive tract, which maintains the flow of the contents in one direction by closing in response to any pressure from reverse flow:"the aortic valve"
- zoologyeach of the halves of the hinged shell of a bivalve mollusc or brachiopod, or of the parts of the compound shell of a barnacle.
- botanyeach of the halves or sections into which a dry fruit (especially a pod or capsule) dehisces.
Originlate Middle English (denoting a leaf of a folding or double door): from Latin valva. 欧路词典|英汉-汉英词典 valved是什么意思_valved的中文解释和发 …
VALVED 释义 | 柯林斯英语词典 - Collins Online Dictionary
Valved Definition & Meaning - Merriam-Webster
valved是什么意思_valved怎么读_valved翻译_用法_发音_词组_同反 …
valved - 英中 – Linguee词典
valved是什么意思,valved用法例句,怎么读,读音,英汉翻译-找单词
VALVED Definition & Meaning - Dictionary.com
valved是什么意思_valved的中文翻译_音标_读音_用法_例句_在线英 …
Valve - Wikipedia
A valve is a device or natural object that regulates, directs or controls the flow of a fluid by opening, closing, or partially obstructing various passageways. Learn about the different types, applications and components of valves, such as …