恤的设计者称：“这只不过是闹着玩的。
The designer who created the T-shirts said: "It's just a bit of fun."
手镯使用低能耗的电子墨水屏，设计者称，该手镯充电一次可使用一年。
The bracelet uses a low-power e-ink screen and the designers claim the device will last a year on a single charge.
周日，韩国一个机器人做了一把婚礼司仪，它的设计者称这在全世界还是首例。
A robot on Sunday acted as master of ceremonies at a South Korean wedding in what its creators claimed as a world first.
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