| 单词 | abietic acid | 
| 释义 | > as lemmasabietic acidabietic acid  n. a terpenoid acid which is the main constituent of rosin; (also) any of a group of resin acids having structures closely related to this.Abietic acid is a diterpenoid acid with a tricyclic molecule based on a phenanthrene ring system. Formula: C19H29COOH.extracted from abieticadj. < as lemmas | 
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