痰

• 拼音: tán
• 汉字拆解: 痰 = 疒 (sickness) + 炎 (flame, phonetic)

含义

Phlegm; sputum. Mucus expelled from the respiratory system.

The medical term for phlegm. Important in traditional Chinese medicine, where excessive 痰 is considered a pathological condition. Also appears in public health contexts (禁止随地吐痰, no spitting).

例句

1. 感冒快好的时候，咳出来的痰会比较浓。
2. 禁止随地吐痰是最基本的公共卫生要求。
3. 中医认为痰湿体质的人容易发胖，需要祛湿化痰。

用法指南

语境: medical, health

语气: clinical

正确说法

• 咳痰有血要去检查。(If you're coughing up blood in your phlegm, you should get it checked.)
• 不要随地吐痰。(Don't spit on the ground.)

错误说法

• 在吃饭时讨论痰 (It's impolite to discuss phlegm during meals)

起源与历史

The character combines 疒 (sickness) with 炎 (flame/inflammation, phonetic).

文化背景

世代: All ages

社会背景: Universal