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单词 reactant
释义

WordReference Random House Learner's Dictionary of American English © 2024
re•ac•tant /riˈæktənt/USA pronunciation   n. [countable]
  1. Chemistrya substance that undergoes a chemical change in a given reaction.

WordReference Random House Unabridged Dictionary of American English © 2024
re•ac•tant  (rē aktənt),USA pronunciation n. 
  1. a person or thing that reacts.
  2. ChemistryAlso called interactant. any substance that undergoes a chemical change in a given reaction.
  • react + -ant 1925–30

Collins Concise English Dictionary © HarperCollins Publishers::
reactant /rɪˈæktənt/ n
  1. a substance that participates in a chemical reaction, esp a substance that is present at the start of the reaction
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更新时间:2025/7/23 8:30:41