Everywhere I look outside my home I see people busy on their hightech devices, while driving, walking, shopping, even sitting in toilets. When connected electronically, they are away from physica
Increasingly, Americans are becoming their own doctors, by going online to diagnose their symptoms, order home health tests or medical devices, or even self-treat their illnesses with drugs from Inter
海沿岸各地的风光。你认为他生活在下列哪一个国家？（ ）