Four years of closeness and sharing at the end of which she ripped your heart out.

问题描述:

Four years of closeness and sharing at the end of which she ripped your heart out.
句子中的of which 是什么结构?which引动的什么从句?of做什么成分?

句子大意“经过四年亲密无间的生活,最后她还是伤透了你的心.”这里的of which 是根据at the end of这个短语而来,which指代前文“four years of closeness and sharing”,at the end of which是介宾短语表时间,原句原...