Using what you know of word stems and word formations, you can make a guess at the meaning of a new word.

运用你对词干和构词法的认识，你可以猜一下生词的含义。

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Actual benchmark testing of a particular algorithm of interest to you, using a representative data set, would tell you what you need to know.

使用典型的数据集对您感兴趣的特定算法真正进行一下基准测试会告诉您需要了解哪些内容。

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If you know the details about what you are searching for, then what is keeping you from using advanced search and being a so-called power user?

如果您了解关于您正在搜索的对象的细节信息，那么什么因素可能阻止您使用高级搜索，并成为所谓的超级用户呢？

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If using your voice is difficult, then you know what dysphonia is.

VOA: special.2009.09.02

If you think that the candidates have already answered these questions, then pick a candidate and try to answer for him, using what you know about his or her life and career.

FORBES: Ten Questions Candidates Have Yet to Answer

Assume you know what they want and assume you know who will be using your service.

FORBES: Two Ways To Drive Your Customers Crazy

"When you start using projected troubles in 2042 or 2052 as a reason for action in 2006, you know what, you need medical care, " he said.

NPR: Bush Faces Hurdles in Health Care Reform