希望可以合并书与笔记本 因为很多时候阅读的是文档 1 vote Vote Vote Vote We're glad you're herePlease sign in to leave feedback Signed in as (Sign out) Close Close Vote We’ll send you updates on this idea Anonymous shared this idea · Oct 22, 2016 · Report…Report… · Edit… · Delete… · Admin → How important is this to you? Not at all You must login first! Important You must login first! Critical You must login first! We're glad you're herePlease sign in to leave feedback Signed in as (Sign out) Close Close Tweet Add a comment… Remove Attachment Attach a File We're glad you're herePlease sign in to leave feedback Signed in as (Sign out) Close Close Post comment Submitting... An error occurred while saving the comment