名词
中文翻译：旅行机构
同义词：
['traveling system', 'travel apparatus例句：1. The travelling mechanismof the car is very complex.（汽车的旅行机构非常复杂。）2. The new travel mechanism hasgreatly improved the efficiency of the train service.（新的旅行机制大大提高了火车服务的效率。）']
例句：
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1. The travelling mechanismof the car is very complex.
汽车的旅行机构非常复杂。
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2. The new travel mechanism hasgreatly improved the efficiency of the train service.
新的旅行机制大大提高了火车服务的效率。
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3. Theengineers have been working on developing amore efficient travelling mechanism for the new modelaircraft.
工程师们一直在努力开发一种新型飞机的新旅行机制。