a change for the worse

• 向更坏方面的转化； 每况愈下； 恶化

a change for the worse的用法和样例：

例句

1. He drank a lot and his work suffered.
   他酗酒，而且工作每况愈下。
2. Life went downhill for poor Philo after that.
   自那以后可怜的菲洛的生活每况愈下。
3. The bad condition is sharpening now.
   局势更加恶化了。
4. Things could have been worse for Gudmundson.
   事情可能已经恶化为古德蒙松。