shēn rù
to penetrate deeply
thorough
shēn rù rén xīn
to enter deeply into people's hearts
to have a real impact on the people (idiom)
shēn rù qiǎn chū
to explain a complicated subject matter in simple terms (idiom)
(of language) simple and easy to understand
shēn rù xiǎn chū
see 深入淺出|深入浅出[shen1 ru4 qian3 chu1]