boil down to

US /bɔɪl daʊn tuː/
UK /bɔɪl daʊn tuː/
"boil down to" picture
1.

帰着する, 要するに

to be the main or most important result or reason for something

:
The whole argument boils down to a simple misunderstanding.
議論全体は単純な誤解に帰着する
Ultimately, success boils down to hard work and dedication.
結局のところ、成功は勤勉と献身に尽きる