For areas, equipment, or facilities contaminated by vomitus, or that have come into contact with an infected person, use a stronger bleach solution 1 part bleach: 49 parts water.

• 被呕吐物污染的地方或物品,或患者接触过的地方和物品,要用较浓的1:49稀释家用漂白水清洁,再用清水清洗或揩抹。