The research controlled for differences among the vacationers and those who hadn’t taken a trip, including income level, stress and education.

此项研究受限于参加了旅行的休假者和那些没有去旅行的休假者的不同，包括收入水平，压力和教育程度的不同。

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This model demonstrates how the socioeconomic variable, traffic serving level and the socioeconomic variable around traffic zones contributes to the trip generations.

出行生成模型：交通小区通达性和便利程度在很大程度上影响着居民的交通生成量，传统的出行生成预测模型无法反映这一特征。

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This trip has exceeded all our expectations. The high level of organization has made this trip a smooth, especially free time. The hospitality has been amazing.

这次访华经历所带来的愉快超越了我们的期待，高水平的活动组织让整个行程无比顺畅，特别是自由活动的安排。

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Unless a breakthrough is made on this front, the prospects that the relationship between the two countries will move to a new level as a result of this trip are not good.

FORBES: Can China's Relationship With The U.S. Take the Next Step?

Zeitlin and his colleagues found voyagers could be exposed to between 554 and 770 millisieverts of ionizing radiation during the trip, depending on the level of solar activity.

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We assumed there would be an abundance of oysters, but even if the destination turned out to be mundane, the envelope and the complete freedom from expectation added a level of adventure and excitement to the trip.

BBC: The Bureau of Unknown Destinations