lengthwise section

例句：

1. 1. The engineerdrew a longitudinal section ofthe bridge to show its structural integrity.
   工程师绘制了桥梁的纵向剖面图，以展示其结构完整性。
2. 2. The scientist conducteda longitudinal slice of theocean floor to study the distribution of minerals.
   科学家进行了海洋底部的纵向切片研究矿物质的分布。
3. 3. The architect designed a longitudinal section for the new building tooptimize its energy efficiency.
   建筑师为新建筑设计了一个纵向剖面，以优化其能源效率。