One of the educational objectives of school is to attain a balanced development of students. 学校教育的目的之一是使学生得到均衡发展。
This does not mean that they cannot be improved, but any improvement should not upset the balance and appearance of the pyramid. 这并不意味着运动员不能得到改善，但任何的改进不应打破原有平衡和均衡发展的模式。
