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单词 chlorophyll
释义 chlorophyll
 —chlorophylloid,  adj.  
 /klawr"euh fil, klohr"-/, n. Bot., Biochem.
 the 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, chlorophyl.
 [1810-20; CHLORO-1 + -PHYLL]
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