边防 biānfáng frontier defense Origin Definitions Defs Strokes Stroke Words Sentences Sents 边防军 biānfángjūn border guard military force or unit stationed at a national border for defense and security边防站 biānfángzhàn border station A military or security post established at a national border for defense, surveillance, and control.边防警察 biānfángjǐngchá border police