He pre-empted any decision to sack him...是什么意思？

He pre-empted any decision to sack him...

他预先阻止了所有解雇他的决定。

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

any

adj. 任何的，一点，一些，普通的，任何，随便哪一个；pron. 任何，无论哪个，若干；adv. 稍微，少许，什么，一些，一点；

例句
The authorities have abandoned any attempt to distribute food...
当局中止了分发食物的尝试。

decision

n. 决定，果断，决议，（法院的）判决；vt. [口语][拳击]靠判定击败（对手）；

例句
The decision was made to abort the mission...
决定中止这项任务。

to

prep. 向，朝着，到，关于，属于；adv. 朝一个方向的，到某种状态，关闭；

例句
I suggest you leave it to an expert...
我建议你把它留给专家来解决。

sack

n. 麻袋，洗劫，<英俚>解雇；vt. 解雇，把…装进袋里，掠夺；

例句
Other industries have had to sack managers to reduce administrative costs...
其他行业只得精简管理人员以减少行政开支。

him

pron. (he的宾格)他；

例句
They said goodbye to him as he got aboard the train at Union Station.
当他在联合火车站登上火车之际，他们向他道别。