相关单词近义词 reactionary 反动的, backward 向后的, regressive 退步的, degenerating 动词degenerate..., worsening 恶化, declining 下降的, reversing 回动的, retreating 再加工, 再精制..., withdrawing 撤退, moving back 机动后卫, drawing back 钢的回火, retrograde 倒退的临近词retro, retropack 返回 retrogressive