相关单词同義詞setback, declivity, declivous, 近義詞 lower 低的, cheapen 降低, descent 下降, degrade 降格, alloy 郃金, demote 降級, reduce 減少, relegate 使降級反義詞upgrade, 陞級臨近詞down, downtum相似詞downcycle, Downeaster, downer, downfall, downhearted, downhill, downhill skiing, Downing Street, 返回 downgrade