To alter or disrupt established customs, traditions, or ancestral practices, often implying a negative judgment on such changes.
在快速发展的时代，我们既要创新，也要警惕那些可能被视为变古乱常的激进举动。
In a rapidly developing era, we must both innovate and be wary of radical actions that might be perceived as altering established customs and disrupting tradition.
Next Idiom