这本书感觉上像是一门大学的课程，有它的优点和缺点。

The book feels like a college course and this has it's pros and cons.

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而如果你认为有的话，你必然要上一门相当困难的生活课程了。

And if you think there are, you're in for some very tough life-lessons.

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实际上，在现代营销中，电子商务是一门非常重要的课程。

In fact, Electronic Business is a very important subject in modern marketing.

youdao

实际上，在现代营销中，电子商务是一门非常重要的课程。

In fact, Electronic Business is a very important subject in modern marketing.

youdao