After some technical hitches the show finally got under way.一些小技术故障解决后，演出终于开始了。He hitches a lift with a long - distance truck.他搭上了一辆长途卡车.One shoulder hitches upward in a shrug.她肩膀绷紧,然后耸了耸....
This is a clear demonstration of how technology has changed.这清楚地表明了技术已有了怎样的进步。He gave a demonstration of the new technique then and there.他当场表演了这种新的操作方法.The book is a demonstration of scholarship without pedantry.这本书表现出学...