雜環 [杂环]

Jyutping zaap6 waan4
Pinyin zá huán

Definitions (CC-CEDICT)
  1. heterocyclic (chemistry)
Definitions (Wiktionary)
  1. noun
    heterocycle
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）