审定的教科书的英文：
authorized textbook
adj. 权威认可的，经授权的
v. authorize的过去式和过去分词；授权，委托
The authority is not reasonable.
这个判例并不合理。
A person in authority, with authority, speaks slowly.
一个有权威，使用权利的人，说话很慢。
Do you have the balls to challenge authority?
你有挑战权威的胆量么？
On whose authority be the charge bring
根据谁给予的权利提出此指责
This article is full of authorities.
这篇文章很有说服力。
n. 课本，教科书
adj. 典型的
a graduated series of textbooks
分等级的教科书系列
A part of the textbooks have arrived.
一小部分教科书已经运到了。
Lectures work in tandem with the textbook.
授课与教科书的作用互相串联。
This textbook consists of 18 chapters.
这本教材包含18章。
Our textbook has many figures to help explain the lessons.
我们的教科书有许多图表帮助解释课文。