useful value

基本解释

The example analysis shows that the method has the better forecast precision and useful value.
实例分析表明，本方法有较好的预测精度和实用价值。
But it's a valuable thing. It says, in each case, I return some useful value from this procedure.
但是这就是变量，是在每个例子中，我从这个程序中返回了一些有用的值。
These rows do not contain any useful value that would not be found in the other rows describing that same edition.
而这些行不含任何有用值，这些有用值只能在描述同一版本的其他行中找到。

But it's a valuable thing. It says, in each case, I return some useful value from this procedure.
但是这就是变量，是在每个例子中，我从这个程序中返回了一些有用的值。
麻省理工公开课 - 计算机科学及编程导论课程节选
He maintains further the titles of nobility are of value only for the benefits they confer on those of lesser rank or they're not useful at all.
对于贵族头衔,他认为只有在依据头衔划分利益时,它才具有真实的价值,否则再高的头衔也是一无是处。
耶鲁公开课 - 政治哲学导论课程节选
- And it's worth--; it's sort of a useful test for asking yourself -- what are the things you must value in life-- to ask, what would you choose to do if you knew you had five years, ten years, ? what have you?
而这值得;,这算是一种很有用的测试,用来问自己什么是你在生命中必须珍惜的事-,问你会怎么选择,如果你知道自己还有5年，10年，之类的时间？
耶鲁公开课 - 死亡课程节选

On the other hand, the price-to-book ratio is a useful measure of value, and most researchers agree that this ratio is strongly correlated with stock price performance.
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