1. 恶化：worseness 劣等品位 | worsening 恶化 | worst-casebound 最坏情况界线
2. 更壞：cycle週期 | worsening更壞 | cropland農田
3. (使)更壞;(使)惡化：Destitute缺乏的,沒有的 | Worsening(使)更壞;(使)惡化 | Extreme末端的,盡頭的
4. 正在恶化的：is unfolding (情况)还不清楚 | worsening 正在恶化的 | take an equity share 占有相应的股份
noun
1. changing something with the result that it becomes worse
2. process of changing to an inferior state