老化

• Pinyin: lǎo huà
• Desglose de hanzi: 老 = old; 化 = 亻(person) + 匕 — transform/change

Significado

envejecer; deteriorarse con el tiempo

Can describe biological aging, material degradation, or outdating of systems/infrastructure. Often used in discussions of population aging, equipment maintenance, and infrastructure.

Ejemplos

1. 设备老化严重，需要更新换代。
2. 人口老化是许多国家面临的挑战。
3. 这种材料具有抗老化性能。

Guía de uso

Contexto: demographics, maintenance, science

Tono: technical

Correcto

• 皮肤老化是自然现象。(Skin aging is a natural phenomenon.)
• 老化的电线存在安全隐患。(Aging electrical wires pose safety hazards.)

Incorrecto

• 用老化形容人变得成熟。(老化 implies deterioration — use 成熟 for positive maturing)

Origen e historia

Compound of 老 (old) + 化 (transform/-ify). The process of becoming old.

Contexto cultural

Generación: All ages

Contexto social: Universal