I think that the idea behind it is that they have created this really inexpensive laptop.
我认为这背后的想法是他们发明了这么便宜的笔记本电脑。
They were relatively inexpensive because they would work with a cluster of schools, but I've seen myself how they have really helped failing teachers become great ones.
他们相对来说费用更低，因为他们能在很多学校教学，我就亲眼见过他们是如何帮助那些菜鸟教师成长为出色的园丁的。
The second reason cars are popular is the fact that the United States never really developed an efficient and inexpensive form of public transportation.
第三个原因，也是最重要的原因，美国人的独立精神是真正使得汽车受欢迎的原因。
The second reason cars are popular is the fact that the United States never really developed an efficient and inexpensive form of public transportation.
第三个原因，也是最重要的原因，美国人的独立精神是真正使得汽车受欢迎的原因。
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