valve
[vælv]
n.瓣膜, 真空管, 阀门, 电子管
例句与用法:
Composed of a single valve or piece. Used of a shell.
单瓣的由单个瓣膜或部分组成的。用于壳
The pump sucks air out (of the vessel) through this valve.
这台泵通过这个阀门把(容器中的)空气抽出。
We need an eye bolt to fit this valve.
我们需要一个有眼螺栓来固定这个阀门。
Have you turned off the water valve?
你关掉水阀了吗?
词形变化:
形容词: valveless | 动词过去式: valved | 动词过去分词: valved | 动词现在分词: valving | 动词第三人称单数: valves |
详细释义:
n.[c]
1. 【机】阀, 活门
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. 【解】瓣, 瓣膜
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。
3. 【英】真空管
4. 贝壳
5. (管乐器的)活栓
vt.
1. 装阀于
2. 以活门调节