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词形变化: valveless valved valved valving valves
- 正在加载“valve”的释义
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正在加载valve的相关例句
名词 valve:
1.
a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it
2.
device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone
3.
control consisting of a mechanical device for controlling the flow of a fluid
4.
the entire one-piece shell of a snail and certain other molluscs
5.
one of the paired hinged shells of certain molluscs and of brachiopods
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valve:valve n. 阀, [英] 电子管, 真空管 英英解释:名词valve:1. a structure in a hollow organ (like the heart) with a flap....详情>>


