同分异构 tóng fēn yì gòu

DEFINITIONS

  1. isomerism (chemistry)

CHARACTERS

同 tóng
HSK 1
same, similar; together with
分 fēn
HSK 1
divide; small unit of time etc.
异 yì
HSK 6
different, unusual, strange
构 gòu
HSK 5
frame, building, structure