谁能解释下是in which怎么回事?句子还原成一般结构是什么样?

问题描述:

谁能解释下是in which怎么回事?句子还原成一般结构是什么样?
she thinks that any trend in which the temperature increases by 5 degrees would lead to a catastrophe

she thinks that any trend in which the temperature increases (by 5 degrees would lead to a catastrophe)括号里面的暂时忽略.she thinks that any trend in which the temperature increases 恢复成一般结构...