HSK 6
潜移默化
[qiányímòhuà] idiom
to exert a subtle, imperceptible influence over time
Example
家庭环境对儿童性格的形成有着潜移默化的影响。
Jiātíng huánjìng duì értóng xìnggé de xíngchéng yǒuzhe qiányímòhuà de yǐngxiǎng.
Family environment exerts an imperceptible influence on the formation of a child's character.