smart aleck英 [smɑːt ˈælɪk]美 [smɑːrt ˈælɪk]n. 自作聪明的人;自以为是的人;神气活现的家伙英英释义nounan upstart who makes conceited, sardonic, insolent commentsSynonym:wise guywiseacrewisenheimerweisenheimer双语例句