The bank robbers had a violent shootout with the police on the street.

shootout 是由动词 shoot（射击）和副词 out（向外）组成的复合名词，字面意思是"向外射击"，引申为"枪战、交火"的意思。这种复合词常用来描述双方互相射击的激烈冲突场面。