kǔ​xīn HSK7

painstaking effort

苦心 kǔ​xīn
painstaking effort
trouble taken to achieve something; pains
painstakingly
to do something with great effort or care; painstakingly; to take a lot of trouble
troubled heart
painful or deliberate state of mind; laborious intent

Frequency

Movie subtitles
0.360 per million appears in 0% of films
Written text
2.44 per million

Details

HSK 3.0
Level 7

Cross-References

Classifier

Sources