a lo hecho pecho it's no use crying over spilt milk (error); what's done can't be undone (error); you can't go back on it now (error); it's no use crying over spilled milk (error)
angina de pecho angina pectoris (medicine)
brazada de pecho breast stroke (sports
carne de pecho breast (culinary); brisket (culinary)
dar el pecho a suckle (baby); breast-feed (baby)
niño de pecho nursling (baby); nurseling (baby)
tomar algo a pecho take to heart (help); look after (help)