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catalyst

B2 noun

Các nghĩa

  1. chất xúc tác

    A substance that increases the rate of a chemical reaction without being consumed in the process.

    Enzymes, the catalysts of biological systems, are remarkable molecular devices that determine the pattern of chemical transformations.

  2. chất xúc tác

    Something that encourages progress or change.

    figuratively

    (obsolete)

  3. sự kiện khơi mào

    An inciting incident that sets the successive conflict into motion.

  4. bộ chuyển đổi xúc tác

    A catalytic converter.

  5. vật xúc tác

    An object that facilitates the casting of a spell (such as a magic wand).

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