问题描述：
请帮我解答这句英语句子省略了什么?语法是什么
there is a bookshelf filled with books
为什么后可以直接加filled with 而不是 which is filled with?
there is a bookshelf filled with books
为什么后可以直接加filled with 而不是 which is filled with?
问题解答：
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