If there are two people working together, there's about half as much work for each person to do.

如果有两个人一起工作,每个人大约只需要做工作量的一半

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They created a new law, which said that every person who works in Germany has to pay the government a certain percent of his income, into the Social Security system.

他们颁布了新的法律，规定每个在德国工作的人,都需向政府支付一定比例的收入，以此来建立社会保障体系。

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