一成不变
Definitions
- 1. (idiom) immutable; impervious to change; set in stone
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Word relationships
Antonyms
1 itemRelated words
2 itemshidebound by convention (idiom)
Both emphasize rigidity, but 一成不变 refers to things remaining unchanged, while 墨守成规 means adhering stubbornly to old rules.
lit. a notch on the side of a boat to locate a sword dropped overboard (idiom); fig. an action made pointless by changed circumstances
刻舟求剑 also conveys inflexible thinking, but it is a story about not adapting to changes.
Usage notes
Common mistakes
一成不变 usually describes abstract things like rules or attitudes, not concrete objects. For example, 这个计划一成不变 is correct, but 这块石头一成不变 is unnatural.
Example Sentences
1 shown人的想法不是 一成不变 的。
AI-generated examples are marked with this icon.