关于你迟到的事我已经警告过你多次了，我的耐心正慢慢消失。

I've warned you several times about being late and my patience is ___wearing ___thin.

当自己的信念开始动摇时，他们几乎无法与他人抗争。

Hardly could they fight against others, when their own convictions had started to ___wear ___thin.

在数月未兑现的承诺之后，该公司对投资者的借口开始站不住脚了。

After months of unfulfilled promises, the company's excuses are beginning to ___wear ___thin with investors.