于心不忍

can't bear to

to go / to take / sentence-final interrogative particle / variant of 於|于[yu2]

(of time or place) in; at; on / (indicating any indirect relation) to; toward; vis-à-vis; with regard to; for / (indicating a source) from; out of / (used in comparison) than / (used in the passive voice) by

heart / mind / intention / center / core / CL:顆|颗[ke1],個|个[ge4]

no; not so / (bound form) not; un-

cannot bear to / disturbed

cannot bear to

to bear / to endure / to tolerate / to restrain oneself