1、 Her smile drove away all my unhappiness.
她的微笑驱散了我所有的不快。（名词，含否定前缀un-，中考常考前缀与名词构成）
来源:【中考难度例句】秒词邦编辑整理
2、 Unhappiness seems to be particularly common in car companies, which suffer from global overcapacity, and telecoms companies, which are being buffeted by a technological revolution
忧愁似乎在遭受全球产能过剩的汽车公司尤为普遍，而电信公司又受技术革新打击。
来源:秒词邦搜集整理
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