W:是什么样子的?
他们看上去像什么?
他们的样子长得像谁?
If so, what do they look like?
如果存在,那会是怎样的理论?
because that is a skill that they need to do when they are older, filling out forms and what did one actually look like to get a passport in USA.
因为这是他们将来,必需的技能,填写表格,以及在美国,如何取得护照。
What I'm going to do is I want to draw the two functions we just found and see what they look like.
下面我们绘制两个函数图像,看看图像是什么样的
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