Vicki : The Gherkin is three times as tall as Niagara Falls.它的高度是尼亚加拉瀑布的三倍.The Niagara Falls is one of the natural wonders of the world.尼亚加拉瀑布是世界天然奇景之一.Niagara Falls is one of the greatest marvel in the world.尼亚加拉瀑布是世界大奇...
这些纸用来封住墙壁和屋顶的洞。The paper was used for sealing up holes in walls and roofs.石料开始被用作盖屋顶的材料。Stone began to be used as a roofing material.我们从屋顶的小洞能看见星星。We could see the stars through an opening in the roof....