undertrimmer

例句：

1. 1. The undertreader is responsible for inspecting the workpieces before they are sent to the machine shop.
   下料工负责在工件送至机器车间之前对其进行检查。
2. 2. The undertreader needs to be careful when using the undertreading tool as it can cause damage to the workpieces.
   使用下料工具时需要小心，因为它可能会损坏工件。
3. 3. The undertreader should ensure that the workpieces are properly trimmed before they are sent to the machineshop.
   下料工应确保工件在送往机器车间之前被适当地修剪。