词汇	汞气泵
释义	汞气泵 mercury air-pump; mercury vapour pump
随便看	One evening one evening dinner One evening,however,Rastus did not arrive One evening, however, Rastus did not arrive One evening the school showed a cowboy film one event and one idea One event followed on another One ewe has produced twins One example came from a Macusi Indian of Guyana One example is the modern pentathlon One example is the needle blight One example of an animal in danger is the tiger One example will suffice for this phrase one exhaustion one-exit one exon one domain hypothesis one-exon one-domain hypothesis one-exon one-domain hypothesis- One expert panel debated a nimbus cloud theory oneeye One Eye one-eye one eye cutting oneeyed One Eyed