1. 使通俗化/使下流：vulgaris /寻常的/ | vulgarise /使通俗化/使下流/ | vulgarism /粗鄙/俗语/下流话/
verb
1. act in a vulgar manner
e.g. The drunkard tends to vulgarize
Synonym: vulgarize
2. debase and make vulgar
e.g. The Press has vulgarized Love and Marriage
Synonym: vulgarize
3. cater to popular taste to make popular and present to the general public
bring into general or common use
e.g. They popularized coffee in Washington State
Relativity Theory was vulgarized by these authors