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单词	gas helmet
释义	gas helmet Thesaurus Noun 1. gas helmet - a protective mask with a filter; protects the face and lungs against poisonous gasesgasmask, respiratormask - a protective covering worn over the face gas helmet noun Synonyms for gas helmet noun a protective mask with a filter Synonyms gasmask respirator Related Words mask
随便看	sdpg sdph sdpha sdphb sdpi sd-pic sdpiwg sdpj sdpk sdpl sdpm sdpma sdpn sdpng sdpnt sdpo sdpoa sd-poe sdpolsk sdpor sdpp sdppa sdppc sdpr sdprn

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