You use these people, and the bits of behavior or characteristics as a starting point as you begin to sketch out your characters.

你会以这些人物以及他们的行为、性格特征为出发点来勾画人物形象。

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We're having a meeting to sketch out a new business plan.

我们在开会草拟一份新的业务计划。

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Sadly Mr Obama has repeatedly failed to sketch out how he might go about that

可悲的是，奥巴马多次失败，未能提出他要如何解决这一问题

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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

On the one hand, she was trying to sketch out a canon for a young art form.

NEWYORKER: What She Said

She uses Photoshop to sketch out her ideas, regularly bouncing them off her two design assistants over email.

WSJ: Magda Sayeg, Turning Knitting Into a Public Art | Creating