It certainly caught this town off guard on Aug. 9, when public health officials in Ravenna received an angry call from Stefano Merlo, who owns the gas station.

• 8月9日，当拉文纳公共卫生部接到来自加油站的斯戴芬诺?麦罗先生（Stefano Merlo）打来的电话时，小镇的平静被打破了，人们惊慌失恐。