旦

dàn

dawn; morning; day

How to write 旦, stroke by stroke

(literary) dawn; daybreak; dan, female role in Chinese opera (traditionally played by specialized male actors)

Ideographic: The sun 日 rising over the horizon 一

Made of 日 + 一

一旦yī dànin case (sth happens); if; once (sth happens, then...); when; in a short time; in one day
危在旦夕wēi zài dàn xīin imminent peril (idiom); on the brink of crisis
毁于一旦huǐ yú yī dàn(idiom) ruined in a short time (esp. of sth that took a long time or great effort to achieve)
元旦yuán dànNew Year's Day
刀马旦dāo mǎ dànfemale warrior role in Chinese opera
忘八旦wàng bā dànturtle's egg (highly offensive when directed at sb)
文旦wén dànpomelo
旦角dàn juédan, female roles in Chinese opera (traditionally played by specialized male actors)
正旦zhèng dànstarring female role in a Chinese opera
武旦wǔ dànfemale military role in a Chinese opera
男旦nán dànmale actor playing the female role (Chinese opera)
老旦lǎo dànold woman role in Chinese opera

一旦过了河, 你就安全了。
yí dàn guò le hé , nǐ jiù ān quán le 。
Once across the river, you are safe.
元旦就在眼前。
yuán dàn jiù zài yǎn qián 。
New Year's Day is close at hand.
元旦是一年的关键。
yuán dàn shì yì nián de guān jiàn 。
New Year's Day is the key to the year.
一旦养成了坏习惯，就很难改回来了。
yí dàn yǎng chéng le huài xí guàn ， jiù hěn nán gǎi huí lái le 。
A bad habit, once formed, is difficult to get rid of.
全体销售人员通宵达旦地工作了一周。
quán tǐ xiāo shòu rén yuán tōng xiāo dá dàn dì gōng zuò le yì zhōu 。
The entire sales staff has worked around the clock for a week.