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Chinese
费工夫 / 費工夫 [fèi​gōng​fu]
to spend a great deal of time and effort; (of a task) demanding; exacting
Notes
Example Sentences
Contains
工
gōng コウ 공
work
工夫
gōng​fū くふう
(old) laborer
夫
fu おっと 부
man
費
fèi つい.やす 비
expenses