石炭纪
shí​tàn​jì

Carboniferous Period

  • created sense approved 石炭纪/石炭紀 · shí​tàn​jì · Carboniferous Period — "Initial import from upstream dictionary"

    石炭纪 / 石炭紀

    shí​tàn​jì

    Carboniferous Period

    The fifth period of the Paleozoic Era, characterized by vast swamps and the formation of major coal deposits.

    石炭 (literal) → 石炭 · shí​tàn · coal 纪 (bound) → 纪/紀 · jì · era

    Changed: simplified, traditional, gloss, definition, pinyin, variant pinyin, variants, separable parts, decomposition

    created sense