The teaching fellow for each lecture takes what we call scribe notes. These are posted within a few days online.

助教会把每节课讲义记录下来,这些东西几天内就会被发布到网上去。

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And usually people will contact you within about 2 or 3 days.

一般人们都会在两三天内才会联系你的。

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Will be available within couple of days.

课后几天就能下载。

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and they have to be completed within two days.

而你必须在两天内完成。

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