一个从左延伸至右穿过整幅图片的浅蓝色光可能是由超新星喷发出的气体的集结体。

A bluish ribbon of light stretching from left to right across the picture might be a knot of gas ejected by the supernova.

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从左至右是您的输入图像色彩。

From left to right is your input image color.

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此图片从左至右，从下到上。

The graph is read left to right, bottom to top.

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We just go through the list top to bottom, left to right, and cross names off as we go.

我们会从上到下，从左到右看那个问题清单，如果解决了就把名字擦掉。

哈佛公开课 - 计算机科学课程节选

And if you had a motor here that was causing a paddle to move up and down you could cause waves to form at one end of the tank and move from left to right.

如果在水槽里放个发动器,来让水上下起伏,波浪形成于,水槽的一端,然后从左向右扩散。

麻省理工公开课 - 固态化学导论课程节选

- Parses through them, which means to read through this-- what are really just text files, top to bottom, left to right.

从语法上分析它们，这就是说要阅读它-,实际上是一个文本文件，从上到下，从左到右。

哈佛公开课 - 计算机科学课程节选