I took the plunge and gave up my regular job.我冒了次险, 把正常的工作给辞了。

Lesley took the plunge and invited him back.莱斯利冒险一试, 把他请了回来。

If you have been thinking about buying shares, now could be the time to take the plunge.如果你一直在考虑买股票, 现在可能是冒险一搏的时候了。