Nowhere was this sense of purpose more evident than in the US heartlands, with their hundreds of tight-knit communities, like Holcomb, scattered along railway lines across the Great Plains.

美国这个心脏地带的使命感比国内任何一个地方都更为明显。沿着铁道，有许许多多联系紧密的社区，它们横跨美国大平原，霍尔·科姆就是其中的一个。

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Professor Coren, who has studied Mr. Bekoff's work (animal psychology is a tight-knit field), said that the yellow snow experiment offered proof that dogs have a sense of themselves versus other dogs.

Coren教授研究过Bekoff的著作(动物心理学是一个紧密结合的领域)，他说黄雪实验证明狗有自己vs其他狗的意识。

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In a general sense, I've proposed that you might need to tight-couple some Web services as a result of resources becoming scarce due to changes in scale and where execution speed is critical.

通常，如果资源由于规模的变化而显得不足，而执行速度又至关重要时，我认为您可能需要对某些Web Services进行紧密耦合。

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After all, the pajama look isn't objectionable in the sense of being too tight, too short or too revealing.

WSJ: With Loungewear Trend, Teens Wear Pajamas All Day

The move made business sense: India had tight government controls over gold, and the prices in the subcontinent were at least three times those in the Gulf.

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Outsourcing support to the private sector makes financial sense when budgets are tight, because there are fewer rules governing the use of workers there and original manufacturers may understand their products better than government employees do.

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