今天我们要学的词是 astronomical. astronomical 的意思是高昂的、天文数字的。 In Silicon Valley, housing prices and rents are astronomical, and the rates a corporate housing provider can charge are sky-high as well. 硅谷的房价和房租是天文数字，商住房提供商可以收取的费率也是天价。New York is the biggest app-ride market in the United States, because public transport woes and astronomical parking costs have helped fuel years of untamed growth by companies like of Uber. 纽约是美国最大的网约车服务市场，那里公共交通的困境和高昂的停车费促使优步等公司多年来野蛮生长。