Correct

四通八达

/ sì tōng bā dá /
Strokes

Definition

roads open in all directions (idiom); accessible from all sides

Example

Definition

provide easy access from all directions; extend in all directions; with great facilities of communication

1
Zhège
这个
guójiā
国家
de
gōng
公路
tōng
四通八达
  

The highways reach everywhere in this country.