Definition
通宵达旦 is a four-character idiom (成语) meaning 'through the night until dawn'. It describes actions that last from the evening all the way to the next morning, often used for work, study, or entertainment that goes on without sleep. The phrase is a fixed expression; you can use it with 地 as an adverb or as a predicate.
f.e.
all night longfrom dusk till dawn
Examples
- ，通宵达旦。Wèi le wánchéng zhège xiàngmù, tā tōng xiāo dá dàn de gōngzuò le hǎo jǐ tiān.In order to complete this project, he worked all night long for several days.
- 通宵达旦，。Zuówǎn tāmen tōng xiāo dá dàn de dǎ májiàng, zhídào tiānliàng cái xiūxi.Last night they played mahjong all night long, only resting when dawn came.
- ，通宵达旦。Qīmò kǎoshì qián, hěnduō xuéshēng dōu huì tōng xiāo dá dàn de fùxí.Before final exams, many students will review all night long.
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