将“sameness"翻译成中文

If two men always have the same opinion, one of them is unnecessary.

如果两个人总是意见相同,那么他们其中一个就没必要了。

That's the same story as I heard when I was a child.

那跟當我是個孩子時所聽到的是同樣的故事。

Teachers must get tired of rectifying the same mistakes over and over again in their students' papers.

老师肯定厌倦了一遍又一遍地纠正学生试卷中同样的错误。