Tiếng ViệtTiếng Việt▼
牢固 rắn chắc
Stroke order
牢固 is written in 15 strokes across 2 characters.

- 牢 — 7 strokes
- 固 — 8 strokes
Senses
- firm
- secure
Related words
牢固 is pronounced láogù and means “rắn chắc”. You will meet it in HSK 6, a band of the Hanyu Shuiping Kaoshi — the standard test of Chinese proficiency. Most learners can pick 牢固 out of a list long before they can reach for it unprompted, and the gap between those two closes only with repeated recall. LexiTrail schedules the next sighting from how well you did on the last.