If your work is either too challenging or not challenging enough, it is likely to become miserable for you.

无论你的工作是过于富有挑战性还是不够有挑战性，都可能使之变得痛苦。

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The work is not nearly as intellectually challenging as what they will face in the OOAD class, but it lays the groundwork for team collaboration, which is a major learning goal.

在智力挑战层面上这一工作与他们将在OOAD课上面对的东西联系并不密切，但是它为团队协作奠定了基础，这是一个主要的学习目标。

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"It is challenging - I'll look at a book and say, 'This is important work, but not currently used,'" she said.

“这很有挑战性。我看到一本书会说：这是一个重要的作品，但是现在没人用”她说。

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