Where does “普羅旺斯” come from?

普羅旺斯 (Chinese) comes from French Provence, from Occitan Provença, from Latin prōvincia.

Ancestry of “普羅旺斯”, step by step

Step	Language	Word	Meaning
1	French	Provence	—
2	Occitan	Provença	—
3	Latin	prōvincia	—