plunge ·phrase (IDIOM)
Definition: to do something important or difficult, especially after thinking about it for a long time Level: C2
经过多年的考虑，他们终于下定决心创办了自己的公司。
After years of contemplation, they finally ___took ___the ___plunge and started their own business.
我再也无法忍受这种不确定性，于是决定豁出去直接面对他。
Unable to bear the uncertainty any longer, I decided to ___take ___the ___plunge and confront him directly.
她考虑移居国外好多年了，上个月终于做出了这个重大决定。
She had been thinking about moving abroad for ages, and last month she finally ___took ___the ___plunge.