1N-COUNT (超级)高速公路 A superhighway is a large, fast motorway or freeway with several lanes. (超级)高速公路 [US]
He took off for the city on the eight-lane superhighway.
他沿着八车道的高速公路向城市驶去。
2N-COUNT 信息高速公路 The information superhighway is the network of computer links that enables computer users all over the world to communicate with each other. 信息高速公路 [computing]
...a superhighway using digital and fibre-optic technology to provide new telecommunications links.