苦勞 [ㄎㄨˇ ㄌㄠˊ; ku3 lao2]
  toil
  hard work
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  苦労
  苦勞
  word containing out-dated kanji
  くろう
  adjectival nouns or quasi-adjectives (keiyodoshi)
  noun (common) (futsuumeishi)
  noun or participle which takes the aux. verb suru
  troubles
  hardships
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