Traditional: 同時
同时 (tóng shí) means “at the same time; simultaneously”. It is an HSK 4 Chinese word (traditional 同時) in the HSK 3.0 vocabulary.
Practice each character:
他学习,同时工作。
Tā xuéxí, tóngshí gōngzuò.
He studies, meanwhile works.
Updated: 2026-05-27