一旦
yīdàn
adverbHSK 5
once; in case
Character Breakdown
一
yī
one
Radical: 一Strokes: 1
旦
dàn
dawn, daybreak
Radical: 日Strokes: 5
日sun
一ground
Example Sentences
一旦决定，就不要后悔。
Yīdàn juédìng, jiù bùyào hòuhuǐ.
Once you decide, don't regret it.
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