Share Copied Beijing will host the Winter Olympics next year under unusual circumstances. The COVID-19 pandemic has forced organizers to come up with new ways to protect people from the virus. And robots are playing a big role. At Wukesong Ice Sports Center, a robot is used for disinfection. By spraying atomized mist on the ground, it can sterilize an area of 36 square meters within just a minute. It's about 1.4 meters tall, and the sensor inside can help it navigate around obstacles. It can store up to 16 liters of disinfectant, and its battery can last for four…