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单词 chlorophylloid
释义

WordReference Random House Learner's Dictionary of American English © 2024
chlo•ro•phyll or chlo•ro•phyl/ˈklɔrəfɪl/USA pronunciation   n. [uncountable]
  1. Biochemistrythe green substance in plant leaves that produces food by photosynthesis.

WordReference Random House Unabridged Dictionary of American English © 2024
chlo•ro•phyll  (klôr′ə fil, klōr′-),USA pronunciation n. [Bot., Biochem.]
  1. Biochemistrythe green coloring matter of leaves and plants, essential to the production of carbohydrates by photosynthesis, and occurring in a bluish-black form, C55H72MgN4O5 (chlorophyll a,) and a dark-green form, C55H70MgN4O6 (chlorophyll b.)
Also, chlo′ro•phyl. 
  • chloro-1 + -phyll 1810–20
chlo′ro•phyl′loid, adj. 
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更新时间：2025/7/23 12:38:49