去铅中的
unleaded
以上为机器翻译结果，长、整句建议使用 人工翻译 。
一位工人说他看见一名主管用帽子盖住测试空气中铅排放的仪器，然后胡弄着检查人员去喝茶。
One worker said he had watched a supervisor cover a device that tests for lead emissions in the air with his cap, then whisk the inspectors away for tea.
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