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1. Oxford American Dictionary

   respirator

   • IPA[ˈrespəˌrādər]

   美式

   • n.
     an apparatus worn over the mouth and nose or the entire face to prevent the inhalation of dust, smoke, or other noxious substances；an apparatus used to induce artificial respiration.

   • noun: respirator, plural noun: respirators

2. • 釋義

   n.

   名詞

   • 1. an apparatus worn over the mouth and nose or the entire face to prevent the inhalation of dust, smoke, or other noxious substances for a time everyone had to work with respirators
   • ▪ an apparatus used to induce artificial respiration.
3. • 更多解釋

   respirator

   • IPA[ˈrɛspɪreɪtə]

   英式

   • n.
     an apparatus worn over the mouth and nose or the entire face to prevent the inhalation of dust, ... for a time everyone had to work with respirators

   Oxford Dictionary