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chemical

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柯林斯词典

    chemical /ˈkɛmɪkəl/ (chemicals)

  • 1. ADJ Chemical means involving or resulting from a reaction between two or more substances, or relating to the substances that something consists of. 化學的[ADJ n]

    ...chemical reactions that cause ozone destruction. …導致臭氧破壞的化學反應。

    ...the chemical composition of the ocean. …海洋的化學成分。

  • 2. chemicallyADV 經化學方式

    ...chemically treated foods. …經化學方式処理過的食品。

  • 3. N-COUNT Chemicals are substances that are used in a chemical process or made by a chemical process. 化學物; 化學制品

    The whole food chain is affected by the overuse of chemicals in agriculture. 整個食物鏈受到了化學物質在辳業中過度使用的影響。

    ...a chemical company. …一家化學制品公司。

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剑桥词典

    any basic substance that is used in or produced by a reaction involving changes to atoms or molecules
    化學品;化學制品
    The government has pledged to reduce the amount of chemicals used in food production . 政府承諾減少食品生産中化學制品的用量。
    Each year , factories release millions of tons of toxic (= poisonous ) chemicals into the atmosphere . 每年,工廠將數百萬噸的有毒化學物品排放到大氣中。

    例句
  • They use special chemicals to accelerate the growth of crops .
  • Organic chemicals are used in the manufacture of plastics , fibres , solvents and paints .
  • The body produces chemicals that are natural painkillers .
  • Toxic chemicals continue to be dumped in the North Sea.
  • Many chemicals have a damaging effect on the environment .
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