But how tough is it to access a directory on the Web, or even keep a list of the 1,000 biggest cities in America along with their area codes?

但是访问网络上的目录，或者创建一个美国1 000个大城市的区号列表又有何难呢？

youdao

But how tough is it to access a directory on the Web, or even keep a list of the 1,000 biggest cities in America along with their area codes?

但是访问网络上的目录，或者创建一个美国1 000个大城市的区号列表又有何难呢？

youdao