A mask worn over the mouth and nose for hygiene or to prevent spread of droplets; includes surgical/medical masks.
病院では衛生マスクの着用が必要です。
Wearing a sanitary (surgical) mask is required in the hospital.
新型ウイルス対策として、外出時に衛生マスクを着ける人が増えた。
As a measure against the new virus, more people wear sanitary masks when going out.
この店では衛生マスクが売り切れだった。
This store was sold out of sanitary masks.
子ども用の小さいサイズの衛生マスクを買ってください。
Please buy a small-size sanitary mask for children.