Traditional: 當天
当天 (dāng tiān) means “on that day”. It is an HSK 6 Chinese word (traditional 當天) in the HSK 3.0 vocabulary.
Practice each character:
当天的机票已经卖完了。
Dāng tiān de jīpiào yǐjīng mài wán le.
The tickets for that day are already sold out.
Updated: 2026-07-18