目前分词的迷思～

It felt like a knife beingthrust through her heart.

现在的我只模糊了解thrust through her heart是表语～

但不了解being thrust through herheart算哪种句子成分，请大神指点～

felt为系词，like为介词，a knife being thrust through her heart 为动名词复合结构作介词like的宾语，like介词短语作表语。being thrust through her heart 为动名词被动语态，a knife 为动名词的逻辑主语。