stake/ steɪk /

1.noun [c] 
(post) 桩

2.noun
(interest) 股份

3.noun
(in gambling) 赌注

4.noun
(in risky situation) 利害关系

5.vt.
to stake money on sth 对某事押赌注

to stake one's reputation on sth
把某人的声誉押在某事上
to stake a claim to sth
声明对某物拥有所有权
to have a stake in sth
与某事有利害关系
to raise the stakes
 [fig] 冒更大的风险
there's a lot at stake
很多事情可能受到很大影响
I wouldn't stake my life on it
我并不肯定