unchanging
考试真题
- According to Hume, some works of art can exist for centuries because they appeal to unchanging features of human nature.
2015年高考英语重庆卷 阅读理解 阅读E 题设
- One unchanging aspect of a British person's class position is accent.
2015年高考英语广东卷 阅读理解 阅读D 原文