Word Detail

苦心

kǔ xīn

painstaking effort, to take a lot of trouble, laborious at pains

HSK 7-9 (v3.0)

Examples

一番苦心。

Yìfān kǔxīn.

A lot of trouble / Painstaking effort.

苦心经营。

Kǔxīn jīngyíng.

Manage with painstaking effort.