1. Lasers shooting light through glass fiber can transmit 250,000 times as much data as a standard telephone wire, or tens of thousands of paragraphs such as this one every second.
    射过玻璃纤维的激光可以传送高达标准电话线25万倍的数据，或者说，每秒可传送几万段像这样的文字。

2. Whose analysis of the data on exercise and fall prevention appeared last year in The Journal of the American Medical Association.
    他对锻炼与摔跤预防的数据分析去年发表在《美国医药协会学刊》上。