interstate lines

例句：

1. 1.The new interstate highway connects two major cities in the region.
   这条新的州际高速公路将该地区的两个主要城市连接起来。
2. 2.The state highway is a popular tourist destination.
   这条州际公路是一个受欢迎的旅游目的地。
3. 3.The interstate route was closed due to an accident.
   由于一场事故，州际路线被关闭了。