名词
中文翻译：纵向旅行
同义词：
['longitudinal movement', 'longitudinal path']
例句：
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1. The train's longitudinal travel is a testament to its efficiency.
火车的纵向旅行证明了它的效率。
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2. The longitudinal travel of the river has been studied extensively in recent years.
近年来，河流的纵向旅行已经被广泛研究。
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3.The longitudinal travel of the ship is measured by the distance traveled along its length.
船舶的纵向旅行是通过测量沿其长度行驶的距离来计算的。