防毒面具 fángdúmiànjù gas mask Origin Definitions Defs Strokes Stroke Words Sentences Sents 防毒 fángdú verb + noun to protect against poison or viruses to protect against poisonous substances, harmful chemicals, narcotics, or computer viruses面具 miànjù noun mask mask; protective or decorative headgear used to cover the face for protection, performance, or games