苦
心
k
ǔ
x
ī
n
Definitions
1. painstaking effort
2. to take a lot of trouble
3. laborious at pains
Components
苦
kǔ
–
bitter
心
xīn
–
heart
Related Words
苦心经营
kǔ xīn jīng yíng
–
to build up an enterprise through painstaking efforts
苦心孤诣
kǔ xīn gū yì
–
to make painstaking efforts (idiom)
煞费苦心
shà fèi kǔ xīn
–
to take a lot of trouble (idiom)