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？

youdao

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。

youdao

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。

youdao

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

One type: Web-knowledgeable small and midsize firms in industries ranging from retail to manufacturing.

WSJ: Are Small, Tech-Savvy Firms Top U.S. Job Creators?