出门戴口罩英语标志怎么说

"Wear a mask when leaving the house" is a common Engpsh translation for this message.

It's important to wear a mask in pubpc places, especially during the COVID-19 pandemic, to help reduce the spread of the virus. Wearing a mask can protect yourself and others from respiratory droplets that may contain the virus. It's also important to follow other preventive measures, such as washing your hands frequently and maintaining a safe distance from others, to reduce the risk of infection.