问题描述：
英语句子结构,
We need to recognize that the trickle-down promise of conservative theorists has turned into a gravity-defying reality in which wealth has flowed upward disproportionately and,too often,undeservedly.
in which wealth has flowed upward disproportionately and,too often,undeservedly.修饰什么,为什么用in which?
We need to recognize that the trickle-down promise of conservative theorists has turned into a gravity-defying reality in which wealth has flowed upward disproportionately and,too often,undeservedly.
in which wealth has flowed upward disproportionately and,too often,undeservedly.修饰什么,为什么用in which?
问题解答：
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