Английский словарь американских идиом - all in a day's work

or all in the day's work {adj. phr.}, {informal} Unpleasant or bad but to be expected; not harder than usual; not unusual. * /Keeping ants away from a picnic lunch is all in the day's work./ * /When the car had a flat tire, Father said that it was all in a day's work./ Compare: PAR FOR THE COURSE, PUT UP WITH.