Tian
(
天
)
Tian
(
天
)
App Store
Google Play
Vocabulary
HSK 7–9 ①
Day 9
预先
New
预先
预先
預先
y
ù
xi
ā
n
in advance, beforehand
adverb
Again
1
Hard
2
Good
3
Easy
4
Previous word
Space flip · 1–4 grade · ← → move
Next word