当天 dāngtiāndàngtiān HSK6 that day Origin Definitions Defs Strokes Stroke Words Sentences Sents Showing: same day All meanings 11 dāngtiān 10 that day 10dàngtiān 1 same day 1 1 sentence for 当天 (dàngtiān — same day) 他在开学当天买了一支新笔。 tā zài kāixué dàngtiān mǎi le yī zhī xīn bǐ. He bought a new pen on the first day of school. Source: Dong Chinese Dictionary