尖锐化的英文：
aggravated
Sharpen

aggravating adj.
使更恶化的；加厉的；恼人的

His bossy attitude aggravate me.
他的拔扈态度激怒了我。

It is generally feel that inflation is aggravating our social problem.
一般认为通货膨胀正在使社会问题趋于恶化。

This might irritate your bladder and aggravate your condition.
这可能会刺激您的膀胱，并加剧您的病情。

It is very aggravating to write a company and feel that you have been ignored.
给公司写信而使你感到受到奚落是十分令人气愤的。