上齒齦 shàng chǐ yín

upper alveolar ridge

Word data

HSK Not in HSK
Frequency Unknown

Definitions

  1. 1. upper alveolar ridge

Characters

Character Meaning
上 shàng HSK 1
to go up; on top; above
齒 chǐ
tooth
齦 yín
gums (of the teeth); variant of 啃kěn