The concept of man versus machine is at least as old as the industrial revolution, but this phenomenon tends to be most acutely felt during economic downturns and fragile recoveries.

“人与机器竞争”这一概念至少与工业革命一样古老了，但在经济衰退期和脆弱的复苏期中，这种现象往往最为明显。

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The judges felt this represented a step change on the existing strategy tree, and laddered the concept to a whole new level.

评委们觉得这个词表达了现存“战略树”迈出了改进的一步，而且使(战略)概念跨向了一个全新的水准。

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This concept evolved as we began to discuss other characters that we felt, in discussion with Lucasfilm, could best represent the 2010 Clone Wars brand look.

在我们开始与卢卡斯影业讨论其他可能最好地呈现2010年《克隆人战争》品牌外观的角色时，这个概念有了演变。

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It felt great to find a concept that we loved, and we think other people will love it as well.

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In addition, they also felt benefitted from learning the concept of competencies and how such a concept differs from other concepts such as skills and standards, and approaches to textbook and curriculum revision.

UNESCO: EDUCATION

It often felt crammed in, like Nintendo was trying to hard sell you on the concept even if you were perfectly happy with your waggle-free playing experience.

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