shà​fèi​kǔ​xīn

to take great pains

煞费苦心 煞費苦心 shà​fèi​kǔ​xīn
to take great pains
to take a lot of trouble; to put in a lot of effort; to rack one's brains to accomplish something

Frequency

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

Cross-References

Synonym

Sources