bottom-dump car

例句：

1. 1.The bottom-dump car was used to transport heavy materials from the factory floor to the loading dock.
   底部卸货卡车被用来将工厂地板上的重物运输到装卸码头。
2. 2. The bottom-dump car was a critical part of the construction process, allowing workers to quickly and efficiently move heavy equipment around the site.
   底部卸货卡车是施工过程中的关键部分，它允许工人快速而有效地在工地上移动重型设备。
3. 3. The bottom-dump car had a large capacity and could handle a variety of materials, making it an essentialtool for any construction project.
   底部卸货卡车容量大，可以处理各种材料，使得任何建筑项目都离不开它。