它还受到用户需求以及完成任务动机的驱使。

It is driven by the user needs, and the user's motivation for doing the task.

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实际上，这学期我有一个很棒的任务，是关于喷气发动机的，这意味着我要到附近的机场去做几次实地考察。

In fact, I've got a great assignment this term working on jet engines which means I'll be going on a few field trips to a nearby airport.

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研究者注意到，其中一个最有趣的结果是在任务中强烈的动机却对研究对象的改进没有起到什么作用。

One of the most interesting findings, the researchers noted, was that motivation to do well in the task appeared to have little to do with how much subjects improved.

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