1. 渗透（作用）
Osmosis is the process by which a liquid passes through a thin piece of solid substance such as the roots of a plant.

2. 潜移默化；耳濡目染
If you say that people influence each other by osmosis, or that skills are gained by osmosis, you mean that this is done gradually and without any obvious effort.

1. (biology, chemistry) diffusion of molecules through a semipermeable membrane from a place of higher concentration to a place of lower concentration until the concentration on both sides is equal