牢 (láo) means “firm; sturdy; fold (for animals); sacrifice; prison”. It is an HSK 6 Chinese character in the HSK 3.0 vocabulary.
这把椅子做得很牢固。
Zhè bǎ yǐzi zuò de hěn láogù.
This chair is built very sturdily.
Updated: 2026-07-18