The house is a textbook example of medieval domestic architecture.这所房子是典型的中世纪民居。I gave the textbook back to him.我将课本还给他了。Long passages in this textbook have been lifted from other authors.此教科书中有几大段是剽窃其他作者的....
The teacher called Dabao to step up the platform.老师叫大宝走上讲台.He urged donors to step up their efforts to send aid to Somalia.他敦促各捐赠方加快速度将援助物资送往索马里。The meeting ended with a pledge to step up cooperation between the six stat...