1. You are unique. Nothing can replace you. 你是唯一的，无人可以代替你。
2. That, after all, is the unique genius of America. 归根结底，这是美国独一无二的天赋。
3. The Default Escape Character, Default Wrap Character and Default Pad Character properties must be unique. 默认转义符、默认换行符和默认填充字符的属性均必须唯一。
英英解释
adj.
1. radically distinctive and without equal
2. (followed by `to') applying exclusively to a given category or condition or locality
3. the single one of its kind
4. highly unusual or rare but not the single instance
