Tian
(
天
)
Tian
(
天
)
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Vocabulary
HSK 7–9 ③
Day 10
后顾之忧
New
后顾之忧
后顾之忧
後顧之憂
h
ò
ug
ù
zh
ī
y
ō
u
worries about what's left behind, fear of future trouble
idiom
Again
1
Hard
2
Good
3
Easy
4
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