contract out

phrasal verb
1
to formally agree that you will not take part in something
کناره‌گیری کردن, انصراف دادن, کنار کشیدن, عدم مشارکت
2
to arrange for work to be done by another company rather than your own
برون‌سپاری کردن
The local authority has contracted out its waste management services.