Occasionally they paid for their indiscretion with their lives.是什么意思？

Occasionally they paid for their indiscretion with their lives.

有时候他们因自己的轻率而搭上性命。

occasionally

adv. 偶尔，偶然，有时候；

例句
There have now been well authenticated reports that the use of this drug is very occasionally responsible for heart attacks.
现在已有非常可靠的报告证明该药物偶可引发心脏病。

they

pron. 他/她/它们，人们，大家，政府，当局，她们；

例句
The storms had abated by the time they rounded Cape Horn.
他们绕过合恩角时，暴风雨已经减弱。

paid

adj. 有报酬的，领取报酬的，领钱的，付费的；v. 付给( pay的过去式)，付款，有利可图，（对…）有利；

例句
It is a difficult job and they should be paid accordingly...
这是份棘手的工作，他们应得到相应的报酬。

for

prep. 为，为了，倾向于，关于，当作；conj. 因为，由于；

例句
I've come looking for a bit of advice.
我特来讨教。

their

pron. 他（她，它）们的，在提及性别不详的人时，用以代替 him 或 her；

例句
Their permissiveness toward their children reflects the wild abandon of their own lives.
他们对孩子的放任折射出他们自身生活的放浪形骸。

indiscretion

n. 不慎重的举止，轻率的言

例句
Occasionally they paid for their indiscretion with their lives.
有时候他们因自己的轻率而搭上性命。

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

lives

n. 生命(life的复数)，生物，活物，生活( life的名词复数 )，生命，一生，生活方式；v. 活( live的第三人称单数 )，居住，以…为生，（按照规矩）管理生活；

例句
One in eight women lives in an abusive relationship.
每八位女性中就有一位遭受伴侣的虐待。