If you make that change on its own, it will fail to compile; the three combinators know how to take in Strings but not how to produce Expr objects from what's parsed.

如果让它自行更改，编译将会失败；这三个组合子知道如何获取String，但不知道如何根据解析的内容生成Expr对象。

youdao

If you find yourself worrying about bad news, a scary rumor, or a stressful deadline, take three minutes to write down how you're feeling.

如果你总是担心一些坏事，比如可怕的传言，让人紧张的截止日期，那么不妨花三分钟的时间将自己的感受写下来。

youdao

Here is my take on top three reasons why you need to invest in data - sharing tools and how it can be related to PLM strategy in your company.

以下是我认为数据共享工具值得投入的三大理由，以及如何与你所在公司的PLM战略联系起来。

youdao

Her husband, Richard, a lawyer who often travels on business, wondered how he would ever be able to take care of their three kids by himself.

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If you are thinking about how to better run a global marketing organization, you must take three minutes and read about an experiment run by Loren Carpenter back in 1991.

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And if it does take more than three pages of the annual report to explain how the amount of pay is arrived at, provide the details on the corporate website.

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