微量元素
wēi​liàng​yuán​sù

trace element

  • updated sense approved 微量元素 · wēi​liàng​yuán​sù · trace element

    微量元素

    wēi​liàng​yuán​sù

    trace element

    trace element (chemistry)

    铁、锌和碘是人体必需的微量元素。

    — → expression

    updated sense

  • created sense approved 微量元素 · wēi​liàng​yuán​sù · trace element

    微量元素

    wēi​liàng​yuán​sù

    trace element

    trace element (chemistry)

    铁、锌和碘是人体必需的微量元素。

    created sense