Adding to the growing literature of sell-side analysts who think the answer to Apples (AAPL) market valuation woes (down 35% since September) is a low

这几年，引力波话题十分火热，只不过我国在引力波研究与观测方面也早于有布局，并正在务实前进中。

工业产品的交互界面研发拒绝更加相似于消费领域的产品。

什么是增材生产一般通俗地称增材生产为3D打印机，而事实上3D打印机只是增材生产工艺的一种，它不是精确的技术名称。

Imagine its 1999. Scratch that, its 2006.想象现在是1999年。

Clear Channel Outdoor — one of the largest outdoor advertising companies in the U.S. — is starting a new program called Radar that will use billboards