- 化学成分 huàxuéchéngfèn chemical compositionthe chemical composition or makeup of a substance; chemical ingredients
- 句子成分 jùzichéngfèn sentence elementA component or member of a sentence, such as the subject, predicate, or object.
- 后加成分 hòujiāchéngfèn suffixA word element added to the end of a word to create a new word or change its grammatical meaning; synonym for [[后缀|後綴|hou4 zhui4]].
- 植物化学成分 zhíwùhuàxuéchéngfèn phytochemicala chemical compound produced by a plant
- 阶级成分 jiējíchéngfèn class statussocial composition or class background, especially in Marxist theory and during the Cultural Revolution
- 主要成分 zhǔyàochéngfèn essential componentthe primary or essential constituents of a whole, such as the main ingredients of a substance or the core grammatical bases of a sentence
- 附加成分 fùjiāchéngfèn supplementary parta part or component added to the main body of something