Word data
HSK
Not in HSK
FREQUENCY
Unknown
苦練 kǔ liàn
to practice diligently; to train hard; hard work
Word data
| HSK | Not in HSK |
| Frequency | Unknown |
Definitions
- 1. to practice diligently
- 2. to train hard
- 3. hard work
- 4. blood, sweat, and tears