yyy777777777777777
1. boundary 指地图上明确的界限,汉语一般说“边界线”,如： the boundary between France and Germany 2. border 指沿边界线延伸的地区,汉语一般说“边境”,如： the Franco-German border 3.frontier 的意思是“靠外国的边界” The soldiers guarded the frontiers of the country. Sweden has frontiers with Norway and Finland.
妮儿1212J
边界 boundary, border 界 world, boundary, circles, border, bound, kingdom界限 limit, boundary, circumscription, end边 side, edge, rim, border, margin, boundary境界 realm, state, boundary, border, ambit境 territory, border, boundary, condition, situation, area疆界 border, boundary, frontier, limit, abutment, butting线 line, wire, thread, route, string, filament边际 boundary, limit, border, bound, bourn, bourne疆 border, boundary, frontier, butting, abutment, confine垓 boundary际 border, boundary, edge, interval
