预防

• 拼音: yù fáng
• 汉字拆解: 预 = 予 (give) + 页 (page/head), meaning 'in advance'; 防 = 阝(阜) (mound) + 方 (direction), meaning 'to guard against'

含义

To prevent; to guard against; prevention. Taking measures in advance to stop something bad from happening.

Commonly used in health and safety contexts. Often appears in phrases like 预防疾病 (prevent disease), 预防措施 (preventive measures). Emphasizes proactive action rather than reactive response.

例句

1. 洗手是预防疾病的好方法。
2. 我们应该提前做好预防工作。
3. 打疫苗可以预防很多传染病。

用法指南

语境: health, safety, medical

语气: serious

正确说法

• 预防比治疗更重要。(Prevention is more important than treatment.)
• 我们要预防火灾的发生。(We must prevent fires from happening.)

错误说法

• 我预防了那个人。(Don't use 预防 with a person as the object — it takes abstract nouns like diseases, disasters, or problems)

起源与历史

预 (in advance, beforehand) + 防 (to guard against, to prevent). Together: to guard against in advance.

文化背景

世代: All ages

社会背景: Universal