take the plunge (teiku za puranji)

Idiom Decision

意味

to decide to do something risky or difficult

リスクのあることや難しいことを決断する (risuku no aru koto ya muzukashī koto o ketsudan suru)

例文

"After years of thinking, he finally took the plunge and started his business."

"何年も考えた後、彼はついにリスクを取る決断をし、ビジネスを始めました。" (nannen mo kangaeta ato, kare wa tsuini risuku o toru ketsudan o shi, bijinesu o hajimemashita)