“垂直分布”常见的英文表达是 vertical distribution 。
例句：
The study focused on the vertical distribution of plant species in the mountain area.（这项研究聚焦于该山区植物种类的垂直分布。）
Understanding the vertical distribution of air pollutants is crucial for environmental protection.（了解空气污染物的垂直分布对环境保护至关重要。）