With the development of urban construction in recene years, more and more skyscrapers have been set up unceasingly.
随着近年来城市建设的发展,越来越多的摩天大楼不断建起。
engineers may soon be free to let their imaginations soar without being penalized by expensive failures.
因此,工程技术人员可能很块就可充分发挥他们的想像力,而不会因失败而造成经济上的损失。