A rule of thumb is a general estimate.

则经验法则种大致的估计。

You know, here's a good rule of thumb.

这个很好的经验。

Here are some handy rules of thumb.

以下好用的经验法则。

So rule of thumb, two thirds.

三分之二。

But it points to a few rules of thumb.

但它指出了几条经验法则。

Shaimaa, " Does the rule of thumb equal to common sense? "

Shaimaa 说，“经验法则等于常识吗？”

The thumb. A rule of thumb is a guideline, right?

这“大拇指”。经验法则种指导原则，对吧？

The rule of thumb for packing is pack less, not more.

行李打包大致的原则就要带得少而不带得。

Rule of thumb, just don't drink until you feel better.

个简单的原则，就在感觉好之前不要喝酒。

According to experts, two or three times a week is a good rule of thumb.

根据专家的说法，每周最好洗两到三次。

There is a rule of thumb here, which I believe very useful.

这里有条经验法则，我认为它非常有用。

A rule of thumb is a practical but approximate way of doing something.

经验法则种实用且相似的做事方法。

Diagnosing someone's illness is complicated but there are some rules of thumb.

诊断某人的疾病复杂的，但有经验法则。

Rule of thumb is to respond within 20 minutes.

经验法则在 20 分钟内回复。

The exception to this rule of thumb, if you will, is our fingers.

上述规则对拇指不成立，如果你希望的话，手指也如此。

For a general rule of thumb, keep your comments to two minutes or less.

般来说，把你的评论控制在两分钟以内。

But it's still a useful concept as rule of thumb for potential habitability.

不过这仍然判断潜在宜居性的有用法则。

A rule of thumb is a useful but approximate way of doing or measuring something.

经验法则种实用且相似的做事方法或衡量方法。

That's usually my rule of thumb: would my parents understand this?

我的父母能不能理解？

But a good a rule of thumb is to look for ingredients you don't recognise.

但条好的经验法则寻找你不认识的成分。