扩散

kuò sàn

HSK 2.0 Level 6 HSK 3.0 Level 7 Verb Uncommon

Definitions

1. to spread; to proliferate; to diffuse

Word relationships

Antonyms

1 item

集中

jí zhōng

to concentrate

向一点聚集，与扩散相反

Related words

1 item

弥漫

mí màn

to pervade

多指烟雾、气味等充满空间

Synonyms

1 item

传播

chuán bō

to disseminate; to propagate; to spread

常指消息、疾病等的广泛传播

Usage notes

Collocations

常用于“扩散开来”“迅速扩散”，搭配抽象名词如“消息扩散”“病毒扩散”。

Common mistakes

勿混淆“扩散”与“传播”：“扩散”强调范围扩大，“传播”更侧重有意识地散布，如“传播知识”不可用“扩散”。

Example Sentences

1 shown

这个消息很快扩散到了整个城市。

This news quickly spread throughout the whole city.

AI-generated examples are marked with this icon.

Words Containing 扩散

不扩散核武器条约

bù kuò sàn hé wǔ qì tiáo yuē

Treaty on the Non-Proliferation of Nuclear Weapons

to let everyone know

nuclear nonproliferation

核扩散

hé kuò sàn

nuclear proliferation

气体扩散

qì tǐ kuò sàn

gaseous diffusion

Child Words of 扩散

to enlarge

scattered

to scatter