exacerbate和aggravate的区别？

1、exacerbate 使问题、麻烦变得更糟，适用任何事体
Her mother's interference exacerbated the difficulties in their marriage. 乱上添乱
Scratching exacerbates a skin rash. 常告诫孩子不要挠哈
2、aggravate 基本同义，但主要用于病情，危局或险情
He aggravated his condition by leaving hospital too soon. 病情恶化
3、aggravate 尚有“激怒”某人的用法，相当于 annoy，而 exacerbare 就相当专一了哈。
Why you come often to aggravate the deputy-director of your department.

exacerbate:使恶化;使加剧
The drugs they gave her only exacerbated the pain.
他们给她服用的药只是加重了她的痛苦.

aggravate:使(问题)更坏;加剧
The lack of rain aggravated the already serious lack of food.
雨水少使原来就严重的粮食短缺问题更加严重