These categories are not well defined.

这些类别划分得不太明确。

《牛津词典》

If your characters' personalities are well defined, it will be easy for you as the writer to portray them realistically and believably in any given situation.

如果你角色的性格被定义得很好，作为作者，你将很容易在任何特定情况下将他们描绘得真实可信。

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The temperature scale that turns out to be well—defined and ends up giving us the concept of an absolute zero is the ideal gas thermometer.

理想气体温标它有精确的定义，并能引出绝对零度的概念。

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"It is a promise that as long as I am your Commander in Chief, I will only send you into harm's way when it is absolutely necessary, and with the strategy, the well-defined goals, the equipment and the support you need to get the job done,"

VOA: standard.2009.05.22

This chart, very boring and uninteresting but useful to say there are very well defined rules as to when you're writing code, what operators, like what syntax should get evaluated first.

这个图表，看起来很烦，很无趣，但是它很有用,有非常明确的规定,譬如，当你写代码时，就会涉及操作符的优先级。

哈佛公开课 - 计算机科学课程节选

the zeroth law, which is the common-sense law, which says that if you take a hot object next to a cold object, heat will flow from the hot to the cold in a way that is well defined, and it allows you to define temperature.

上节课我们讨论了，热力学第零定律,这一定律源自常识：如果把一个热的物体,与一个冷的物体挨在一起，热量就会以确定的方式。

麻省理工公开课 - 热力学与动力学课程节选

Mr Rohatgi says the main issue is that public purpose needs to be well defined.

BBC: India land disputes pit farmers against middle class

Coe: Good running is the ability to have a very well defined on-board computer.

CNN: Q & A with Sebastian Coe

The task is therefore well defined and the conversation happens with a clear focus and specific timelines.

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