be (only/just) a matter of time

US /biːt əˈraʊnd ðə bʊʃ/
UK /biːt əˈraʊnd ðə bʊʃ/
"be (only/just) a matter of time" picture
1.

時間の問題

used to say that something is certain to happen, although you do not know when

:
It's only a matter of time before someone gets hurt if they don't fix that broken step.
あの壊れた階段を直さないと、誰かが怪我をするのは時間の問題だ。
With their current performance, it's just a matter of time until they win the championship.
彼らの現在のパフォーマンスでは、チャンピオンシップを獲得するのは時間の問題だ。