相关单词同義詞corruption, regression, degradation, 近義詞 worsening 惡化, decline 下降, weakening 弱化, drop 落下, descent 下降, depreciation 貶值, impairment 損傷, declension 語尾變化反義詞amelioration, 改善臨近詞deter, Deterck 返回 deterioration