i surfed the internet and then called one （of which）the telephone number is provided.of which 怎么引导定语从句,怎么讲?

i surfed the internet and then called one （of which）the telephone number is provided.of which 怎么引导定语从句,怎么讲?
i surfed the internet and then called one （of which）the telephone number is provided.
of which 怎么引导定语从句,怎么讲?

i surfed the internet and then called one （of which）the telephone number is provided.of which 怎么引导定语从句,怎么讲?
中文：我上网的网络连接,然后调用（其中）提供的电话号码.
如果把定语从句一定要放到它修饰的词的后面,这个句子会产生“头重脚轻”的感觉,所以使用了分隔性定语从句的形式,也就是从句不和它修饰的先行词在一起.
在倒装的定语从句中,也常常使用这个形式.
定语从句和倒装句在一块使用,如：
Gone are the days when Chinese people are weak.定语从句修饰先行词the days.但是这个句子的正确语序是：The days when Chinese people are weak are gone
这样,也是“头重脚轻”,所以就使用了倒装.