self-renunciation
  自我犧牲
  Self-re·nun·ci·a·tion n. The act of renouncing, or setting aside, one's own wishes, claims, etc.; self-sacrifice.
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  self-renunciation
       n : renunciation of your own interests in favor of the interests
           of others [syn: abnegation, self-abnegation, denial,
            self-denial]