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一旦
yīdàn
1.
in case (sth happens)
2.
if
3.
once (sth happens, then...)
4.
when
5.
in a short time
6.
in one day
HSK 5
Very Common • Top 2%
Character Breakdown
Metadata
- Category
- Chinese
- Word Frequency Rank
- 1,571 of 84,292