Several have escaped jail by jumping bail and fleeing-back to Cuba.

有几名已经弃保潜逃回古巴了。

youdao

There is a difference between jumping to pass with a plan in mind and jumping because you are stuck and don't know what to do and so you jump to try to bail yourself out.

胸有成竹的跳起传球和单纯的跳起来找机会是有区别的，毫无计划性地逼自己做出选择，只会让你陷入不利境地。

youdao

He was extradited to Britain where he was sentenced to nine years and eight months in jail for conspiracy to commit armed robbery and seven months for jumping bail.

NPR: British Fugitive Caught Sunbathing In Spain