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单词 fermentation
释义

WordReference Random House Learner's Dictionary of American English © 2024
fer•men•ta•tion /ˌfɜrmɛnˈteɪʃən/USA pronunciation   n. [uncountable]
  1. the act or process of fermenting;
    a chemical change, such as the conversion of grape sugar into alcohol by yeast enzymes.

WordReference Random House Unabridged Dictionary of American English © 2024
fer•men•ta•tion  (fûr′men tāshən),USA pronunciation n. 
  1. the act or process of fermenting.
  2. Biochemistrya change brought about by a ferment, as yeast enzymes, which convert grape sugar into ethyl alcohol.
  3. agitation;
    excitement.
  • Late Latin fermentātiōn- (stem of fermentātiō), equivalent. to Latin fermentāt(us) fermented (see ferment, -ate1) + -iōn- -ion
  • Middle English fermentacioun 1350–1400

Collins Concise English Dictionary © HarperCollins Publishers::
fermentation /ˌfɜːmɛnˈteɪʃən/ n
  1. a chemical reaction in which a ferment causes an organic molecule to split into simpler substances, esp the anaerobic conversion of sugar to ethyl alcohol by yeast

ferˈmentative adj
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