科研之友
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摘要
<正>Each year, TIME magazine picks the best of the inventions that will change how we live, work, and play. Here, we have selected some that we think will improve the world.Some help people overcome obstacles. Others help protect the environment. A few just help us have fun.Read on to learn about these amazing objects. Which will make the biggest difference in your life, or in the lives of people around you?
