“aspirator”的概念、定义、翻译、参考文献-科学参考

单词	aspirator
释义	aspirator [`as·pǝ´rād·ǝr] ^ENGINEERING Any instrument or apparatus that utilizes a vacuum to draw up gases or granular materials. ^{MINING ENGINEERING} A device made of wire gauze, of cloth, or of a fibrous mass held between pieces of meshed material and used to cover the mouth and nose to keep dusts from entering the lungs.
随便看	diphase cleaning diphase generator diphead diphenamid diphenatrile diphenol diphenyl diphenylamine diphenylaminechloroarsine diphenylcarbazide diphenyl carbonate diphenylchloroarsine diphenylene oxide diphenyl ether diphenylethylene diphenylguanidine nautical twilight Nautilidae Nautiloidea navaglobe Navaho Navajo sandstone naval architect naval architecture naval armament

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