Today, I'd like to show you something which I'm sure you'll find interesting.
今天我要向你们展示一些东西,我相信你们会感兴趣的。
Yes, and we must stop people walking on this floor until it's firm. It may be necessary to put up a notice saying Keep off. Another thing, we' ll have to drill a hole in the wall for the electric wires.
是的,因此在地板牢固前,我们必须防止人们从地板上行走。可能还需要竖一个布告牌,写上“不得践踏”。还有,我们必须在墙上钻一个电线孔。