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BNC: 2548 COCA: 2617
chemical
kemɪkəl ˈkɛmɪkəl
Word forms: plural chemicals
1 ADJ [ADJ n] 化学的;化学反应的;用化学方法生成的 Chemical means involving or resulting from a reaction between two or more substances, or relating to the substances that something consists of. 化学的;化学反应的;用化学方法生成的
  • ...chemical reactions that cause ozone destruction.

    导致臭氧受到破坏的化学反应

  • ...the chemical composition of the ocean.

    海洋的化学成分

  • ...chemical weapons.

    化学武器

chemically
  • ...chemically treated foods.

    用化学方法加工的食品

  • The medicine chemically affects your physiology.

    这种药会通过化学作用影响生理机能。

2 N-COUNT [usually plural] 化学品;化合物;化学制品 Chemicals are substances that are used in a chemical process or made by a chemical process. 化学品;化合物;化学制品
  • The whole food chain is affected by the overuse of chemicals in agriculture.

    整个食物链因农业生产过程过多使用化学品而受到影响。

  • ...a chemicals company.

    化工公司

  • ...the chemical industry.

    化工行业

SYN compound, drug, substance, synthetic substance
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BNC: 2548 COCA: 2617
chemical

noun

ADJECTIVE | VERB + CHEMICAL | CHEMICAL + NOUN ADJECTIVEorganic有機化學品inorganic, synthetic無機/合成化學物質dangerous, harmful, hazardous, poisonous, toxic, volatile危險化學品;有害化學物質;有毒化學物質;揮發性化學物質agricultural, environmental, household, industrial農用/環境用/家用/工業用化學品VERB + CHEMICALmanufacture, produce製造/生產化學品dump, release傾倒/排放化學物質chemicals released by industry into our lakes and rivers工廠排入湖泊和河流的化學物質contain含有化學物質use使用化學品We don't use many chemicals on our farm these days.我們農場如今不大量使用化學品了。be exposed to暴露於化學物質之下Many workers are regularly exposed to dangerous chemicals.許多工人經常與危險化學品接觸。CHEMICAL + NOUNfactory, plant, works化工廠pollution from a big chemical plant來自一家大型化工廠的污染business, company化工企業/公司industry, manufacturing化學工業;化學品製造weapon化學武器
BNC: 2548 COCA: 2617
chemical noun
material
BNC: 2548 COCA: 2617
chemical
Types of chemical substance: acid, alkali, base...
Describing chemicals and chemical processes: active, aerobic, alkaline...

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