单词	unpumpable
释义	unpumpable adjective un·​pumpable "+ : not capable of being pumped especially for information Word History First Known Use 1831, in the meaning defined above
随便看	radio proximity fuse radio range radio range beacon radio range station radio receiver radio relay radio set radio silence radio source radio spectrum radio star radio sun radio telescope radio transmitter radio tube radio wave radio- radio-collar radio-controlled radio-frequency amplification radio-tag radio-tagged radio-tagging radio-tags radio-ulna

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