TheCrownePlazaHotelinCopenhagenisofferingafreemealtoany...
問題詳情：TheCrownePlazaHotelinCopenhagenisofferingafreemealtoanyguestwhoisabletoproduceelectricityforthehotelonanexercisebikelinkedtoagenerator(發電機).Theideaistogetpeoplefitandreducetheircarbonfootpr...