unjust enrichment

基本解释

Our existing system of unjust enrichment very incomplete, only two provisions in existing law to be adjusted.
我国现有的不当得利制度极不完备，现行法律仅有两个条文予以调整。
Under the common counts the pleader need allege only that he is suing for unjust enrichment, for labor performed or for goods sold and delivered or services rendered but not paid for.
译：根据一般诉讼理由，原告只需宣称他所起诉主张的是（对方的）不当得利，已经付出的劳动，或已经出售并交付的货物，或已经提供服务但对方尚未支付价款。
Of this $9.5 billion is compensation for 1,400 deaths from cancers that he alleges were caused by the pollution; $8.4 billion is for “unjust enrichment”; the remainder is for environmental clean-up.
其中的95亿美元的用于赔偿指控中1，400人由污染造成的癌症引起的死亡；84亿美元用于赔偿“不当得利”；其余的用于环境整治。

In addition to trademark infringement, Urban Outfitters alleged unfair competition, unjust enrichment and false designation of origin.
FORBES: BCBG Sanctioned In Urban Outfitters' Trademark Suit
The suit, led by writer and labor activist Jonathan Tasini, hangs on a claim of unjust enrichment.
FORBES: Why the Huffpo Class Action Suit Is a Legal Long Shot
Other potential claims such as unjust enrichment could be rendered moot if the publishers agree to issue refunds.
FORBES: Lance Armstrong Will Likely Settle Readers' Claims -- And Admit No Wrongdoing