如果不显示号码，我们机楼不能接收信号，所以不能用0060服务。

If does not demonstrate the number, our machine building cannot receive the signal, therefore cannot use 0060 to serve.

youdao

如果不显示号码，我们机楼不能接收信号，所以不能用0060服务。

If does not demonstrate the number, our machine building cannot receive the signal, therefore cannot use 0060 to serve.

youdao