但过去几年，硅谷强化了它作为美国经济重力新中心的理由。
In the last few years, Silicon Valley has strengthened its case as the new center of economic gravity in the United States.
但过去几年，硅谷强化了它作为美国经济重力新中心的理由。
In the last few years, Silicon Valley has strengthened its case as the new center of economic gravity in the United States.
应用推荐