四通八达

sì tōng bā dá

定義

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

四通八达 の構成語

• 八 bā: eight; 8
• 四 sì: four
• 通 tòng: classifier for an activity, taken in its entirety (tirade of abuse, stint of music playing, bout of drinking etc)
• 达 dá: to attain