protección del sistema respiratorio
/pɾˌotekθjˈon del sistˈema rˌespiɾatˈoɾjo/
n
English: respiratory system protection · 呼吸系统防护
English · respiratory system protection中文 · 呼吸系统防护Français · protection obligatoire des voies respiratoires
Significado：Pictogram warning that respirators are mandatory. respiratory system