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Dictionary Entry: 苦心
Word
Pinyin
New HSK
苦心
kǔ xīn
7
painstaking effort ꞏ to take a lot of trouble ꞏ laborious at pains
Dictionary Card
Child Entries of 苦心
心
苦
Words that Contain 苦心
煞费苦心
皇天不负苦心人
苦心经营