不久 (bù jiǔ) means “not long (after); before too long; soon; soon after”. It is an HSK 2 Chinese word in the HSK 3.0 vocabulary.
Practice each character:
不久他就会回来了。
Bùjiǔ tā jiù huì huílai le.
He will be back soon.
Updated: 2026-07-18