Tian
(
天
)
Tian
(
天
)
App Store
Google Play
Vocabulary
HSK 7–9 ③
Day 45
公函
New
公函
公函
g
ō
ngh
á
n
official letter
noun
Again
1
Hard
2
Good
3
Easy
4
Previous word
Space flip · 1–4 grade · ← → move
Next word