他以自然语言处理和语法检查为例说明了概率方法可能更合适于验证工作，并且在计算花销上也更小。

He USES the example of natural language processing and grammar checking to show that probabilistic approach may work a lot better and be computationally cheaper.

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因此我们以美元为中间货币，计算出人民币兑欧元、日圆及其他亚洲货币的交叉汇率，并在下表检查其汇率的变化情况。

Thus we use the US dollar as the medium currency and calculate the cross rates of RMB against the Euro, the Yen and other major Asian currencies, and examine their changes over the years.

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你对计算机为版面、语法拼写错误检查提供了工具。

Your computer provides tools for the layout and the identification of grammatical and spelling errors.

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