Each call generated on the client must contain an action argument so that the server knows what to do.

客户机上生成的各调用必须包含一个action参数，以使服务器了解执行怎样的活动。

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One argument involved observations of a human action.

第一点是基于对人类行为的观察

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Perhaps the europhiles have finally been stung into action by the argument that the Government is losing the battle over the euro by default.

BBC: Euro puzzle on investment

Mr Jungmann dismisses the American argument that affirmative action mainly benefits people who are middle-class already.

ECONOMIST: Affirmative action in Brazil

That information could support the argument that military action could create a threat from Iraq, he argued.

BBC: NEWS | UK | Politics | Q&A: The weapons evidence