oxygen maskとは意味:酸素マスク、酸素吸入用マスク oxygen mask meaning: Noun: oxygen mask A breathing device that is placed over the mouth and nose; supplies oxygen from an attached storage tank Derived forms: oxygen masks Type of: breathing apparatus , bre...oxygen mask en francais:masque à oxygène, masque que l'on place sur le nez et la bouche et qui envoie de l'oxygèneoxygen mask artinya:masker oksigenoxygen mask ?:phrase, ?? ???oxygen mask перевод:1) кислородная маска