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chemical formula

/ˈkɛmɪkəl ˈfɔːrmjʊlə/

翻译: 用元素符号表示物质组成的式子,标明各元素原子的种类和数目。包括分子式、实验式、结构式等。

1 个条目

phrase

/ˈkɛmɪkəl ˈfɔːrmjʊlə/B2formalscientific
  • zh用元素符号表示物质组成的式子,标明各元素原子的种类和数目。包括分子式、实验式、结构式等。

A representation of a chemical substance using symbols for its constituent elements, indicating the number of atoms of each element present in the substance.

  1. Representation of a substanceB2formal

    A notation using chemical symbols and numbers to show the composition of a chemical compound.

    zh化学式

    • The chemical formula for water is H2O.
    • Students must memorize the chemical formula for carbon dioxide.
    • The chemical formula of table salt is NaCl.