ten to one
US /tɛn tu wʌn/
UK /tɛn tu wʌn/

1.
십중팔구, 거의 확실히
very likely; almost certainly
:
•
Ten to one, he'll be late as usual.
십중팔구, 그는 평소처럼 늦을 거야.
•
It's ten to one that the train will be delayed.
십중팔구 기차가 지연될 거야.
십중팔구, 거의 확실히
very likely; almost certainly