hài

helium

  • updated sense approved 氦 · hài · helium

    hài

    helium

    helium (chemistry)

    氦气常被用来填充气球。

    noun

    updated sense

  • created sense approved 氦 · hài · helium

    hài

    helium

    helium (chemistry)

    氦气常被用来填充气球。

    created sense