雨后泥土的清新气息很快弥漫了整个花园。

The fresh scent of wet soil quickly achieved complete ___permeation throughout the garden.

这种塑料薄膜能防止油污渗透到食物上。

This plastic wrap prevents the ___permeation of grease into the food.

西方文化的渗透影响了年轻人的生活方式。

The ___permeation of Western culture has influenced young people's lifestyles.