• 稀有气体(称惰性气体):通常排列周期律中最右边一六种化学元素

    Noble gas (or inert gas) : Any of the six chemical elements that make up the rightmost group of the periodic table as usually arranged: helium, neon, argon, krypton, xenon, and radon.

    youdao

  • 稀有气体(称惰性气体):通常排列周期律中最右边一六种化学元素

    Noble gas (or inert gas) : Any of the six chemical elements that make up the rightmost group of the periodic table as usually arranged: helium, neon, argon, krypton, xenon, and radon.

    youdao

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