condition = asyncio.Condition()
3月3日消息，据报道，美国参议员伯尼·桑德斯以及众议员罗·卡纳周一提出了一项法案，拟对美国亿万富翁征收5%的年度财富税。议员们表示，根据该法案，马斯克第一年将须缴纳420亿美元的税款。
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Stilfold, in Sweden, is one such start-up. "We're industrializing an easier way of forming sheet metal based on origami," says chief executive and co-founder, Jonas Nyvang. Stilfold uses a blunt wheel to make creases in sheet metal. That creates a curve or bend in the material, which also stiffens it. "Like when you hold [a slice of] pizza," explains Nyvang.，更多细节参见PDF资料
Генсек НАТО рассказал о поддержке ударов США в Иране02:37，详情可参考体育直播