Tian
(
天
)
Tian
(
天
)
App Store
Google Play
Vocabulary
HSK 6
Day 21
探讨
New
探讨
探讨
探討
t
à
nt
ǎ
o
to explore, to discuss
verb
Again
1
Hard
2
Good
3
Easy
4
Previous word
Space flip · 1–4 grade · ← → move
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