enter into
US /ˈen.tər ˈɪn.tuː/
UK /ˈen.tər ˈɪn.tuː/

1.
착수하다, 참여하다
to begin to be involved in or to take part in (an activity, discussion, etc.)
:
•
They decided to enter into negotiations for a new contract.
그들은 새 계약을 위한 협상에 착수하기로 결정했다.
•
I don't want to enter into a debate about politics right now.
지금 정치에 대한 논쟁에 참여하고 싶지 않아.