Tian
(
天
)
Tian
(
天
)
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Vocabulary
HSK 7–9 ③
Day 25
底蕴
New
底蕴
底蕴
底蘊
d
ǐ
y
ù
n
inner depth, deep foundation
noun
Again
1
Hard
2
Good
3
Easy
4
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