This is an ordinary bookmark, used to mark the last reading position.
It should be noted that the appearance of different platforms is quite different. Apple’s depiction is more like a card. On the WhatsApp platform, the bookmark displayed is purple, while on the Twitter platform, it is displayed with a red bookmark in a closed book. In addition, some platforms will The bookmarks additionally depict patterns of flowers or stars.
The emoticon can not only represent bookmarks in real life, but also virtual bookmarks on e-books or websites.
