google的翻譯

吃虧
verb
  suffer losses 吃虧, 折
adverb
  at a disadvantage 吃虧
  in an unfavorable situation 吃虧

占便宜
adjective
  advantageous 有利, 優越, 占便宜, 優厚, 便, 裨
 
  favorable 有利, 良好, 優惠, 優厚, 利, 占便宜
  favourable 有利, 良好, 優惠, 優厚, 利, 占便宜
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吃虧的翻譯還湊合。