短语词组短语worsening feedforward 恶性前馈Worsening Features 程特性acute worsening 急剧恶化environmental worsening 环境恶化Neurological worsening 神经症状恶化worsening reason 劣化原因Worsening feature 恶化的技术特性worsening soil 土攘侵蚀double worsening 又再次恶化 返回 worsening