名词阀; 真空管; （管乐器的）活栓; （心脏的）瓣膜
及物动词装阀于; 以活门调节
名词
1. The exhaust valve on my car has burnt out three times.
我车子上的排气阀已烧坏三次。
2. The valves of the heart allow the blood to pass in one direction only.
心脏的瓣膜使血液只能朝一个方向流动。
1. 汽门：因为发动机长时间停止, 起润滑作用的机油会因地心引力而往下流到发动机底部, 发动机在冷车启动时, 位于发动机顶部的凸轮轴(CAM)及汽门(VALVE)润滑较不足, 所以磨损较大.
1. 911查询·英语单词
1. 阀;活门
A valve is a device attached to a pipe or a tube which controls the flow of air or liquid through the pipe or tube.
2. （心脏的）瓣，瓣膜
A valve is a small piece of tissue in your heart or in a vein which controls the flow of blood and keeps it flowing in one direction only.
e.g. He also has problems with a heart valve.
他的一个心瓣也有毛病。
3. see also: safety valve
1. Hejia has been making efforts to diversify its business scope since it gained the leading position in valve manufacturing.
2. The Hillsborough County medical examiner's department told the San Francisco Chronicle that the autopsy found degeneration of the mitral valve in Kennedy's heart.
3. Oil has stopped leaking into the sea as a valve has been closed.
4. valve
4. Oil has stopped leaking into the sea as a valve has been closed, it said.
5. The technical problem is caused by flaw in the valve spring, a crucial component of the car's engine.
6. Neither BMW nor Honda break out the prices of their engines with their valve - control technologies.
7. The Mini Cooper S Countryman is the brand's first model to combine fully variable valve management with turbocharging and direct fuel injection.
8. About 30 minutes after the truck became stuck, the cover for a valve on the tanker became loose from waves shaking the truck.
9. At 5 pm the danger was checked after the gas valve was turned off.
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10. US health officials withdrew the Parkinson's disease drug pergolide from the market on Thursday, citing a history of safety concerns that include potentially fatal heart valve damage.
noun
1. one of the paired hinged shells of certain molluscs and of brachiopods
2. the entire one-piece shell of a snail and certain other molluscs
3. control consisting of a mechanical device for controlling the flow of a fluid
4. device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone
5. a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it