四通八达

Phát âm: sì tōng bā dá Nghĩa đen: Connected in four directions, reaching in eight

Nguồn gốc & Cách sử dụng

This idiom originated during the Warring States period and appears in 'Records of the Grand Historian' (史记). It describes roads or passages that connect and extend in all directions - four (四) main directions and eight (八) secondary ones, covering all possible paths. Originally used to describe the strategic advantage of well-connected territories, it later expanded to describe any extensive network. Modern usage applies to transportation systems, communication networks, business connections, or any well-developed infrastructure that provides comprehensive access.

Ví dụ

Tiếng Anh: "Shanghai's subway system extends in all directions throughout the city."

Tiếng Trung: 上海的地铁系统四通八达，覆盖整个城市。