Now let's say you want to find the city for each company based on their telephone area code. In this case, you can run a query like this.

现在，假设希望根据每家公司的电话区号找到它们所在的城市。

youdao

Now let's say you want to find the city for each company based on their telephone area code. In this case, you can run a query like this.

现在，假设希望根据每家公司的电话区号找到它们所在的城市。

youdao