If you have read the abstract and it has piqued your interest, then go ahead and briefly look at the various headings. The point is to perform a moderate overview of the entire paper.
如果看了摘要之后发现跟你的兴趣一拍即合，那么简略看一下里面的各个标题，这样对整篇文章的内容就有了个大概的认识。
So it is a virtual impossibility to look ahead for a potential typo or even to look back at what was just read.
所以基本上不可能预测一个潜在的输入错误或返回查看读过的内容。
So it is a virtual impossibility to look ahead for a potential typo or even to look back at what was just read.
所以基本上不可能预测一个潜在的输入错误或返回查看读过的内容。
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