自发

• 拼音: zì fā
• 汉字拆解: 自 = 目 + 丿 (self); 发 = 癶 + 又 (emit)

含义

Spontaneous; voluntary; self-initiated. Arising naturally without external direction.

Describes actions or phenomena that occur naturally without being organized, ordered, or planned by external forces. Can apply to social movements, biological processes, or individual behaviors.

例句

1. 群众自发组织了捐款活动。
2. 这种化学反应是自发进行的。
3. 员工自发加班完成项目。

用法指南

语境: social, science, workplace

语气: neutral

正确说法

• 市民自发清理街道上的积雪。(Citizens spontaneously cleared the snow from the streets.)
• 自发性突变是进化的重要机制。(Spontaneous mutation is an important mechanism of evolution.)

错误说法

• 我自发地做完了作业 — use 主动 for voluntary homework completion

起源与历史

自 (self) + 发 (emit, initiate)

文化背景

世代: All ages

社会背景: Universal