You could do commerce; you could do communication; you could do all these things over the Web.

通过因特网，你可以进行商业交易，你可以交流沟通，你可以做所有的事情。

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They are involved in commerce, some of them, but mostly what they do is they serve the state.

他们有的从事商业,但他们是大多是为国家效力的

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These actions are a clear exercise of the individual rights of the restaurant owner to do commerce with whom she wishes on a voluntary basis with terms mutually agreeable to both parties.

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And within this 160-person unit is a group of 20 or so who do e-commerce deals.

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No court has gone as far as Roberts did in telling Congress the limits to what it can do under the Commerce Clause, for example.

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