中文 Chinese
苦心
苦心
英文 English Explain:
painstaking effort
to take a lot of trouble
laborious at pains
苦心 苦心 English Pronunciation:
[ku3 xin1]
苦心孤詣 苦心孤诣
苦心經營 苦心经营
苦思 苦思
苦悶 苦闷
苦情 苦情
苦惱 苦恼