第918期:Childhood Memory

第2312期:Employers Use Wearable Devices to Measure Temperature(2)

第2311期:Employers Use Wearable Devices to Measure Temperature(1)

第2310期:Biggest Diamond in 100 Years Discovered in Botswana

第2309期: Florida's snake hunters(2)

Scientists Question if Melting Ice in Antarctica Will Continue to Increase

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