How do we transform one type of file to another?

我们如何将一种文件类型转换为另一种类型？

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Strangely, some people find that they can smell one type of flower but not another.

奇怪的是，有些人发现他们能闻到一种花的香味但闻不到另一种。

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One type of seed-bearing plant, the angiosperm, includes all forms of blooming vegetation.

被子植物是种子植物的一种类型，包含了所有开花植物的类型。

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This has led to greater use of monovalent vaccines to protect against either type one or type three polio.

VOA: special.2010.01.18

And what it's used is to convert one type of group, what's called a carboxylic acid into another type of very reactive intermediate, which is called an acid chloride.

它被用来将一类被称作羧酸的化合物，转化成另外一类活性很高的反应中间体,也就是酰氯。

麻省理工公开课 - 化学原理课程节选

So that way you can have an idea if, oh, I do really understand this but I'm a little bit slow, maybe I need to practice this one type of problem a little bit longer so I can get up to speed so I'm going to be able to get through all this in terms of the exam time.

这样你就可以知道，假设，噢，我真的懂这个，但是我的速度有点慢，或许我需要在练习这个类型的题目上,多花一点时间,这样我就可以提高自己的速度,可以全部做完,在考试规定的时间内。

麻省理工公开课 - 化学原理课程节选

One type of chemotherapy works about 6% of the time in late-stage lung cancer.

FORBES: Cover Story

One type of oral contraceptive has been approved by the FDA for treatment of acne.

CNN: Health - Look what's 40 -- the pill

The 21-page EPD I saw for one type of Interface carpet is comprehensive but complicated.

FORBES: Can Labeling Drive Products to Be Environmentally 'Nutritious'?