The majority of djinn are thought to have left the mortal world long ago due to a hatred of humans.

人们认为大多数的巨灵由于一个人的仇恨而在很久以前已经离开了人间。

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Hundreds of thousands of wheels and ball bearings embedded into the floor of the facility, the lift and even the airplanes make pulling the hefty containers possible for between one and four mortal humans.

ENGADGET: Inside UPS' Worldport: How a shipping titan moves 2,000 packages every 17 seconds