卸货车 meaning in English

dumper

Earth - moving machinery - safety - part 5 : requirements for dumpers
土方机械.安全.第5部分:卸货车的要求
Earth - moving machinery - dumpers - terminology and commercial specifications
土方机械.卸货车.术语和商务规范
Automatic dump truck
自动卸货车
John went off at half cock and started unloading the van before we had cleared space to put the things in
约翰做事仓促，我们还没有把放东西的地方打扫干净，他就开始卸货车上的东西了。