炭たん素そ同どう化か作さ用ようMeaningsNoun1. carbon assimilation; carbon fixationKanji used炭charcoal素elementary同same化transformation作make用used forComposed of炭たん素そcarbon (C)Noun同どう化かassimilation; absorption; adaptation; anabolism; assimilation (phonology)Noun作さ用ようaction; operation; process; agency; effect; functionNoun