sketch out

基本解释

The little boy can sketch out a horse quickly.
这小男孩子能迅速成地色画出一匹马。
dict.cn
So let's just sketch out what the levels are going to look like for simple chemical events.
我们画出简单化学反应的,能级示意图。
But have you ever sit down with pen and paper to sketch out what factors make a blog popular, how they interact together, what kind of strategies you can use in your own case and so on?
但是你是否曾拿着纸笔坐下来，分析能使博客受欢迎的因素，而它们之间是怎样相互影响的，以及你可以在你的博客中运用什么样的策略，如此等等。

And if you haven't yourself dived into your own problem set zero, whose PDFs are available online, realize that if something like this, given that it's a minute or so long, kind of looks you know, despite the cutesiness of it, kind of overwhelming in that you don't really know where to begin, how could you possibly sketch out this whole story line.
如果你还没有真正沉下心来,看习题集0，网上可以提供这些PDF文件，好好地感受一下像这样的东西，假定只有一分钟左右这么长,先不管它外表看起来是否可爱,也不管它让人无从下手的压迫感,你怎样才能勾勒出,整个故事最初的框架呢？
哈佛公开课 - 计算机科学课程节选

Sadly Mr Obama has repeatedly failed to sketch out how he might go about that.
ECONOMIST: American politics after health reform
First, he must sketch out his ideas about what government should and should not do.
ECONOMIST: British politics
On the one hand, she was trying to sketch out a canon for a young art form.
NEWYORKER: What She Said