| 词汇 | valve |
| 释义 | valvevalveD.J.:[vælv]K.K.:[vælv]n.1.■阀, 活门The exhaust valve on my car has burnt out.我汽车上的排气阀烧掉了。The feed-pipe is as clean as a whistle, so I'm afraid, if the oil is not getting through to the burner, the valve must be faulty.送料管干干净净, 所以我担心要是油不通过喷嘴, 阀门一定有毛病。2.■(心脏的)瓣膜The heart has valves to let blood flow in and out of it.心脏有瓣膜控制血液流进流出。3.■真空管 |
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