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  1. compound substance

    • ph.
      合成物質
  2. 知識+

    • 這英文句子省略了什麼?

      Compounds are substances consisting of two or more elements...two or more elements是主動態的分詞,修飾substances chemically combined是被動態的分詞,修飾...

    • Mixture and compound

      ...mixture. When we talk about mixture, we think of it as something contrast to pure substance. A compound is 化合物, according to Merriam Webster's on-line...

    • 我需要高中10年級上的 biology 的英文單字

      ... substances and that singly or in combination constitute all matter. Compound: A substance formed by chemical union of two or more elements or ingredients...