... 必须戴防护帽Must ware protective cap 必须穿防护服Must ware protective clothes 必须戴防护手套Must ware protective gloves ...
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灭火队必须穿防护服。
但是紫外线会损害工人的眼睛和皮肤，所以他们必须穿防护服和佩戴护目镜。
But this type of light can harm workers' eyes and skin, so they must wear protective clothing and goggles.
福美双是一种剧毒化学品，(美国)环保局审定为高危险级，规定农业工人必须穿防护服才能使用。
Thiram is a highly toxic chemical which the EPA examined and deemed to be so dangerous that agricultural workers are now mandated to wear protective clothing when handling them.
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