1. She was trapped in a downward spiral of personal unhappiness. 她陷入了个人不幸的旋涡难以自拔。
2. That's a condemnation of the students as a whole, and doesn't explain all campus unhappiness. 这是对学生整体的谴责，并不能解释所有校园的不快。
3. A lack of information concerning my own was a source of unhappiness to me even during childhood. 即使在童年时期，缺乏关于我自己的信息也是我不快乐的一个源头。
4. Too much screen time is widely believed to be the cause of unhappiness among today's young people. 人们普遍认为，屏幕使用时间过长是当今年轻人不快乐的原因。
5. The serial killer Gary Gilmore basically said the pain of others gratified him and caused him no unhappiness at all. 连环杀手 Gary Gilmore 基本上就说过别人的痛苦让他很高兴，一点苦恼也没有带给他。
