Bartender: 酒吧的侍者;酒保
Professional: showing that sb is well trained and extremely skilled 娴熟的；训练有素的；精通业务的
He dealt with the problem in a highly professional way.
他处理这个问题非常专业。
Distract: to take sb's attention away from what they are trying to do 转移（注意力）；分散（思想）；使分心
You're distracting me from my work.
你使我不能专心工作。
Don't talk to her─she's very easily distracted.
不要同她讲话 她的注意力很容易分散。
It was another attempt to distract attention from the truth.
这又是企图分散人们对事实真相的注意力。
Demanding: of a piece of work 工作 needing a lot of skill, patience, effort, etc. 要求高的；需要高技能（或耐性等）的；费力的
The work is physically demanding.
这工作需要有很好的体力。
