防毒面罩

gas mask

to protect / to defend / to guard against / to prevent

defense against poison / defense against poison gas / anti-narcotics measures / defense against computer viruses

poison / to poison / poisonous / malicious / cruel / fierce / narcotics

face / side / surface / aspect / top / classifier for objects with flat surfaces such as drums, mirrors, flags etc

variant of 麵|面[mian4]

flour / noodles / (of food) soft (not crunchy) / (slang) (of a person) ineffectual / spineless

mask / visor / facepiece (e.g. diving suit, gas mask)

cover / fish trap (basket) / shade