There are some sample books but we want to add our own. So we need to tap the + button. 这有一些样书,但我们想添 加我们自己的样书。 所以需 要点击“+”按钮。 Click onBrowse to scroll back and see more options of where to get books. 点击浏览以向后滚动并查看 有关获取书籍位置的更多选 项。 Page 36 of 47