superhighway
/ˌsjuːpəˈhaɪweɪ/noun
1
- N. Amer. a dual carriageway with controlled access〈北美〉超级高速公路。
2
- （亦作 information superhighway）an extensive electronic network such as the Internet, used for the rapid transfer of information such as sound, video, and graphics in digital form超级信息高速公路。