Even police work on bicycles. You can see these every day in Amsterdam. There are many roads and traffic signs (标记) for bicycles. There are also many places for bicycle 【2】.If you travel in Amsterdam, you don’t need to take a bus or taxi, just a bicycle. You can ride the ...
Google Glass is a great example of wearables. We thought we would all be wearing Ironman-like supercomputer glasses. But, in the end, Google Glass serves a much more niche purpose in fields like logistics and medicine. While the average person is simply using a wrist watch that tracks your ...