变异

• Pinyin: biàn yì
• Hanzi breakdown: 变 = 亦 (also) + 攵 (strike); 异 = 田 (field) + 共 (together)

Meaning

To mutate; mutation; variation (especially biological).

Primarily used in scientific contexts for genetic mutations or viral variations. Can also describe any significant deviation from the norm. Common in biology, medicine, and discussions of disease outbreaks.

Examples

1. 这种病毒已经发生了变异，传染性更强了。 This virus has mutated and become more contagious.
2. 基因变异可能导致某些遗传疾病。 Genetic mutations may lead to certain hereditary diseases.
3. 科学家正在研究这个物种的变异规律。 Scientists are studying the patterns of variation in this species.

Usage Guide

Context: science, medicine, biology

Tone: technical

Do Say

• 病毒出现了新的变异株。(A new variant of the virus has emerged.)
• 这是一种罕见的基因变异。(This is a rare genetic mutation.)

Don't Say

• 用变异形容普通改变 (Don't use 变异 for ordinary changes — it specifically means mutation or significant deviation)

Origin & History

变 (change) + 异 (different). To change and become different.

Cultural Context

Generation: All ages

Social background: Universal