Two criminals had a fierce shoot-out at the street corner.

shoot-out 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"，指"双方或多方之间的枪战"或"激烈的射击对抗"。这种表达常用于描述罪犯之间或罪犯与警方之间的交火事件。