于心不忍 yúxīnbùrěn cannot bear to Definitions Defs Origin Strokes Stroke Words Sentences Sents 于 於 yú preposition in Indicates a location, scope, or time; equivalent to 在 zài心 xīn noun heart the physical organ that pumps blood; refers to the chest area where the heart is located不忍 bùrěn verb cannot bear to To be unable to do something because of pity or compassion for another