Here is a weighing machine and that's you standing on the elevator.

这是个称重器,然后你在电梯里

耶鲁公开课 - 基础物理课程节选

Anyone who sends a tweet to the machine while standing in front of it will receive a free sample of BOS Ice Tea, a popular organic beverage made in South Africa from Rooibos, an indigenous plant which locals have used to make traditional tea for hundreds of years.

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MADRID, Spain (CNN) -- Spanish police vehicles topped with machine guns were standing guard outside the American, British and Israeli embassies in the Spanish capital as security was beefed up ahead of the likely war in Iraq, CNN observed Wednesday.

CNN: Spain steps up embassy security

As a device Natal is a thin bar about 12 inches across, with sensors that measure a room's depth, the available light and the size and motion of up to two gamers standing in front of the machine and multiple players taking turns.

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