do not have the heart

不忍心做某事

dl, DLitt, dm, DM (also D-mark), DMus, DNA, do, do a good job, do away with, do by sb., do down, do duty for, do experiment on, do for, do for sb, do good to, do harm (to), do harm to, do it yourself, do justice, do one's best, do one's bit, do one's duty, do one's hair, do one's level best, do one's utmost, do oneself proud, do over, do research into, do sb in, do sb. a favour, do sb. good, do sb. wrong, do sb/sth down, do sth out, do sth to sb, do sth. with a will, do up, do up one's hair, do well,