炎症：身体局部组织出现红、肿、热、痛等症状，通常是对损伤或感染的反应。

Inflammation: a localized physical condition in which part of the body becomes reddened, swollen, hot and often painful, especially as a reaction to injury or infection.

youdao

主要的征象是热、红、肿、痛。其过程始于组织受损的邻近小动脉的收缩。

Its major signs are heat, redness, swelling, and pain. The process begins with brief contraction of nearby arterioles.

youdao

我的眼睛又红又痛。

My eyes are red and painful.

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