渗透 (shèn tòu): (lit. and fig.) to permeate; to seep into; (of a product, idea etc) to penetrate (in a population); (of hostile forces) to infiltrate; (chemistry) osmosis

Rainwater slowly seeped into the soil, moistening the thirsty crops.

This unhealthy trend has already permeated every corner of the school and must be corrected as soon as possible.

With the spread of the Internet, online culture has gradually permeated people's daily lives.

He watered the flowers every day, and water seeped out from the bottom of the flowerpot onto the floor.

Western thought gradually penetrated into Chinese society in modern times, bringing many changes.