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Go to worldnews，这一点在新收录的资料中也有详细论述
英國超市將巧克力鎖進防盜盒阻止「訂單式」偷竊。关于这个话题，新收录的资料提供了深入分析
"Birds can actually morph their wings," says Upmanyu. "They have perfected this highly efficient way to fly." Aircraft and wind turbines might one day do something similar. Upmanyu suggests that the wing could automatically and dynamically respond to air pressure, using a valve-based system to adjust its shape.