bindexbarchan./bahr-kahn/US // bɑrˈkɑn //UK // (bɑːˈkɑːn) //桦甸市,桦树,桦甸,桦林市Definitionsn.noun · 名词1.›a crescent-shaped sand dune with the convex side in the direction of the wind.Level 3More words in b →