a piece of clothing that covers the entire body and other clothing, worn to protect against dangerous substances such as poisonous chemicals

The firefighters who entered the bleach plant and plugged the leak wore chemical suits and respirators. 进入漂白剂厂堵漏的消防员穿着化学品防护服，戴着防毒面具。

When there is fear of a gas attack they put on their chem suits. 担心发生毒气袭击时，他们会穿上防化服。