center of similarity

例句：

1. 1.The two objects are so similar that theycould be mistaken for one another.
   这两个物体如此相似，以至于它们可以相互混淆。
2. 2. Theresearch focused on the center of similarity betweenthe two cultures.
   研究专注于两种文化之间的相似性。
3. 3. The teacher asked the students to findthe center of similarity in a complex problem.
   老师要求学生们找出一个复杂问题中的相似中心。