test box

例句：

1. 1.The engineer used the test box to check the quality of the new machine.
   工程师使用测试箱检查新机器的质量。
2. 2. The scientist conducted a series of tests in the test box to gather data for their research.
   科学家在测试箱中进行了一系列的测试，以收集数据进行他们的研究。
3. 3. The technician carefully placed the samples into the test box before starting the experiment.
   技术员小心地将样品放入测试箱，然后开始实验。