复数： textbooks

Textbook economics and sound management have truly worked wonders .

教科书经济学和优秀管理相结合，造就了今日之奇迹。

There 's also no textbook telling you what to think .

课本外的知识亦能有助于你们的思考.

The trouble is that china often uses a different textbook .

问题在于，中国往往使用一种不同的教科书。

It is not yet time to tear up the textbook on fdi .

当然现在还不是撕去教科书关于fdi章节的时候。

Price increases in both oil and food provide textbook examples of market forces .

石油和食品价格的上涨为教科书提供了市场作用的实例。