英语词汇“roentgenium”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	roentgenium
释义	roent·gen·i·um (rĕnt-gĕnē-əm, -jĕn- rŭnt-, rœnt-gen-) n. Symbol Rg An artificially produced radioactive element with atomic number 111 that has only been produced in trace amounts. Its most stable known isotope has a mass number of 280 and a half-life of 3.6 seconds. See Periodic Table. [After Wilhelm Conrad Roentgen.]
随便看	wet-nurse wet (one's) whistle wet one's whistle wet pack wetsuit wet suit wettable wetter wetting agent wetware wet whistle we've Weyden Weyl wf WH whack whacked whacked out whacking whacko whacko whack off whacky whacky

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