A general election became a certainty three weeks ago.是什么意思？

A general election became a certainty three weeks ago.

3个星期前举行普选已确定无疑。

general

adj. 大致的，综合的，总的，全体的，普遍的；n. 上将，一般，一般原则，常规；

例句
The general standard of racing was abysmal.
竞赛总体水平极糟。

election

n. 选举，当选，选举权，[神]神的选择；

例句
The country's election commission has advanced the date of parliamentary elections by three days.
该国的选举委员会将议会选举日期提前了3天。

became

v. 变为，成为（ become的过去式 ）；

例句
It became very clear that the incident was not just an aberration, it was not just a single incident.
事实已经很清楚，这件事不是偶发的，它并不是一起孤立的事件。

certainty

n. 确定性，确实性，确定的事，必然的事；

例句
I have told them with absolute certainty there'll be no change of policy...
我已经十分肯定地告诉他们，政策不会变。

three

num. 三，三个，第三（章，页等）；n. 三岁，三个人[东西]，三，三个；adj. 三的，三个的；

例句
Outsiders who wed islanders are given only three years' right of abode at first.
岛外的人和岛民结婚之初只能获得三年的居住权。

weeks

n. 一星期，周( week的名词复数 )，工作周（一个星期中的工作时间）；

例句
As part of the treatment, he attended 15 weeks of aftercare...
作为治疗的一部分，他接受了15个星期的病后护理。

ago

adv. 以前，过去的，之前；

例句
He was killed a few days ago in a skiing accident...
几天前他在一场滑雪事故中丧生。