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...
When your children misbehave tell them without making them feel small.孩子表现不佳时要让他们知道，但不能让他们自惭形秽。He was making a visible effort to control himself.他明显是在努力控制自己的情绪。Let me just go back to the point I was making.请允许我再回到我刚才所提的观...