Gratification
来自Big Physics
wiktionary
From Latin grātificātiō either directly or through Middle French gratification, from Latin grātificō(“to do a favor to, oblige, please, gratify”), from grātus(“kind, pleasing”) + faciō(“to make”).
etymonline
gratification (n.)
1590s, "act of gratifying," from French gratification or directly from Latin gratificationem (nominative gratificatio) "obligingness, complaisance," noun of action from past-participle stem of gratificari "to please, oblige, do favor to" (see gratify). Meaning "state of being gratified" is by 1712.