首页  新闻动态  文化知识  网络文摘  生活时尚  娱乐休闲  健康频道  外语学习  软件教学  程序设计  独山图片  书店官网

英汉双解词典查询

请输入您要查询的英文单词:

 

单词 valve
释义 valve n 1 mechanical device for controlling the flow of air, liquid or gas in one direction only 阀; 阀门; 活门     the inlet/outlet valves of a petrol or steam engine 汽油发动机或蒸汽机的进给[排放]阀     the valve of a bicycle tyre 自行车胎的气嘴     a safety, exhaust valve 安全阀、 排气阀. =>illus at App 1 见附录1插图, page xiii. Cf 参看 tap1 1. 2 structure in the heart or in a blood-vessel allowing the blood to flow in one direction only (心脏或血管的)瓣膜. 3 device in certain brass musical instruments, eg cornets, for changing the pitch by changing the length of the column of air (管乐器的)活塞. =>illus at App 1 见附录1插图, page x. 4 (biology 生) each half of the hinged shell of oysters, mussels, etc 贝壳瓣. Cf 参看 bivalve. 5 = vacuum tube.

 

    本英汉双解词典包含38652条英汉词条,是英语学习有利工具。








版权所有:独山在线 copyright ©2007-2024 www.dushan.net, All Rights Reserved
    本站为公益性网站,旨在宣传独山,若您认为我们侵犯了您的权益,请和我们联系,经查实将及时改正!
email:webmaster#dushan.net  独山在线  贵公网安备 52272602002010号 工信部备案:黔ICP备07001263号