So I just realized this is a new MacBook Pro that I didn't actually download the compiler onto it apparently.

所以，我才意识到这是一台新电脑,显然我并没有把编译器安装到上面。

哈佛公开课 - 计算机科学课程节选

And then, suddenly I need to MacBook Air sell my MacBook Air on Craigslist and I can take the person's credit card instead of having them bring $1200 to me or whatever I'm selling it for.

之后突然我需要,在克雷格斯利斯特网站上卖我的,而且我可以让那个人拿信用卡过来,而不是,带着1200美元或是我需要的别的东西给我。

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