rule-of-thumb

基本解释

In fact, one-person-month-per-use-case is a good rule-of-thumb metric for rough estimation.
事实上，对于粗略估计而言，每个用例一个人月是一个不错的经验法则。
A general rule-of-thumb is that if you can do a task using the string module, that is the right way to do it.
一般经验法则告诉我们，如果可以使用 string 模块完成任务，那么那就是正确的方法。
Here is a simple, rule-of-thumb guide for behaviour: Ask yourself what you want people to do for you, then grab the initiative and do it for them.
这有一个有关举止的简单的经验法则。问问你自己你想要别人给你什么，然后首先为他们做这些事情。

So really, the rule of thumb if you think back to Scratch is -- that any time you write a statement -- -- something that does something in one line of code -- you generally need the semicolon there.
实际上，根据经验，你们回忆一下在Scratch中,任何时候你们写一条语句-,处理一些操作的一行代码-,你们通常需要在那里加个分号。
哈佛公开课 - 计算机科学课程节选

Many finance folks are familiar with the rule-of-thumb that utilities tend to trade like bonds.
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Today, this rule-of-thumb is called an age-based asset allocation model.
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