read the text book

"The Quantum Universe" is not a dry undergraduate text book, but nor is it a particularly easy read.

《量子宇宙》不是一本枯燥的本科教科书，也不是一本特别容易的读物。

Now let's go to the Book of Revelation and read one more text and see how important it is to be found without spot-not defiled-when the Lord comes.

现在让我们看到《真相》这本书，多读一课，看看当上帝来临时保持圣洁有多么重要。

By the time you're in first grade, you should be able to read paragraphs of text with maybe a picture, maybe not, in a book of maybe 25 to 30 pages.

到孩子小学一年级时，他们应该能读带图的，或者不带图的课文里的段落，这本书大概有25-30页。