传染

• 拼音: chuán rǎn
• 汉字拆解: 传 = 亻 (person) + 专 (phonetic) = to transmit; 染 = 氵 (water) + 木 (wood) + 九 = to dye, stain

含义

To infect; to spread (disease); contagious. The transmission of disease from one person or organism to another.

Primarily used for disease transmission but can be extended metaphorically to emotions or behaviors that spread among people. 传染性 (infectiousness/contagiousness) and 传染源 (source of infection) are common medical terms.

例句

1. 流感病毒主要通过飞沫传染。
2. 他的乐观情绪传染给了周围的每一个人。
3. 这种病毒的传染性极强，需要高度警惕。

用法指南

语境: medical, public health, figurative

语气: neutral

正确说法

• 戴口罩可以有效防止病毒传染。(Wearing masks can effectively prevent virus transmission.)
• 恐慌情绪在人群中迅速传染开来。(Panic spread rapidly through the crowd.)

错误说法

• 他把知识传染给我 (For sharing knowledge, use 传授 or 教 — 传染 implies something spreading uncontrollably, often negative)

起源与历史

Compound of 传 (to transmit, spread) and 染 (to dye, to contaminate). Together they describe the spreading and contaminating nature of infection.

文化背景

世代: All ages

社会背景: Universal