an employee who mixes and serves alcoholic drinks at a bar同义词：barman, barkeep, barkeeper, mixologist
例句：
I am wondering if you have any openings for a bartender?不知你们有没有酒吧招待的空缺？Dave Barber, a bartender at Lexington's Hyatt Regency Hotel, said: "I think she has definitely become one of the little people now. Just deserts. I don't know if the judge and the jury took that into account, but the man upstairs did."在莱克辛顿大道上的凯悦大酒店一位调酒师巴伯说，“我看她现在肯定成了一个小人物了。罪有应得。不知道法官和陪审员会不会把那句话考虑进去，可是上天有眼。”
详细解释：
bar.tend.ern.（名词）One who mixes and serves alcoholic drinks at a bar.Also called barkeeper 酒吧间男服务员：在酒吧里调酒和送酒的人也作 barkeeper