ups s and downs有喜有悲
Is ups and downs苦辣酸甜
T Ups and Downs低保真
Jump Ups And Downs跳跃曲折
Marked Ups And Downs大起大落
three ups and downs三次起落
violent ups and downs大起大落
ups and downs system浮沉装置
population ups and downs人口起伏
Literary canon is continuous ups and downs in the maintenance of power, the contest and the decomposition.
文学经典便在权力的维护、争夺与分解之中不断沉浮。
参考来源 - 话语权力与文学经典建构IWhy Zheng attached great importance to family education was because he was well known about the cause of those bureautical and landlord family’s ups and downs in the history.
一、曾国藩重视家庭教育，是因为他对历史上官僚地主家庭的盛衰看得很清楚。
参考来源 - 论曾国藩的家庭教育思想N-PLURAL（复数型名词） alternating periods of good and bad fortune, high and low spirits, etc 起伏; 兴衰