abbreviation for hazardous materials suit: a piece of clothing that covers the entire body and other clothing, worn to protect against dangerous substances such as poisonous chemicals or infectious viruses

Paramedics arrived dressed in hazmat suits and wearing masks. 急救人员穿着防护服，戴着口罩赶到现场。

Each volunteer was given a disposable white hazmat suit. 每个志愿者都发了一件一次性的白色防护服。