自发

zì fā

HSK 7–9

Meaning

指自己主动，不受外力影响而自然产生。

Spontaneous; arising naturally from internal impulse, without external influence.

常用于描述行为、反应或现象不由外部力量驱动，而是出于内在意愿或自然规律。

Often used to describe actions, reactions, or phenomena that are not driven by external forces but arise from inner will or natural laws.

1 观众自发地鼓起了掌。 (The audience burst into spontaneous applause.)
2 这次慈善活动是居民们自发组织的。 (This charity event was spontaneously organized by the residents.)
3 植物具有自发向光生长的特性。 (Plants have the spontaneous characteristic of growing towards light.)
4 他的反应完全是自发的，没有经过思考。 (His reaction was completely spontaneous, without thought.)
5 运动会上，同学们自发组成啦啦队为选手加油。 (At the sports meet, students spontaneously formed a cheerleading squad to support the athletes.)
6 这种病有时会自发好转。 (This disease sometimes spontaneously improves.)

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