变异

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Character Breakdown

Meaning and Usage

"变异" (biànyì) primarily refers to a change or mutation, often in biological or linguistic contexts. It is commonly used to describe genetic mutations, virus mutations, or variations in language such as dialects.

Common Contexts

  • In biology and medicine, "变异" refers to mutations that can affect genes or viruses, sometimes impacting health or vaccine effectiveness.
  • In linguistics, it describes regional or social variations in language.

Collocations and Patterns

  • 病毒变异 (virus mutation): used in medical or epidemiological discussions.
  • 基因变异 (gene mutation): common in genetics and medical contexts.
  • 语言变异 (language variation): used in sociolinguistics.

Usage Notes

"变异" is more formal and technical than simply "变化" (change). It often implies a significant or structural change rather than a superficial one. Avoid confusing it with "变化," which is more general. "变异" usually appears in scientific or academic contexts rather than everyday conversation.

Example Sentences

The virus mutated, causing the vaccine's effectiveness to decrease.

Language undergoes variation in different regions, forming dialects.

Gene mutation can cause hereditary diseases.