二苯胺 [---]

Jyutping ji6 bun2 on1
Pinyin èr běn ān

Definitions (Wiktionary)
  1. noun
    diphenylamine

二苯胺 [---]

Jyutping ji6 bun2 on1
Pinyin èr běn àn

Definitions (Wiktionary)
  1. noun
    diphenylamine