professional

名词 professional:

1. a person engaged in one of the learned professions
   同义词：professional person
2. an athlete who plays for pay
   同义词：pro
3. an authority qualified to teach apprentices
   同义词：master

形容词 professional:

1. engaged in a profession or engaging in as a profession or means of livelihood
2. of or relating to or suitable as a profession
3. characteristic of or befitting a profession or one engaged in a profession
4. of or relating to a profession
5. engaged in by members of a profession

1. Don't wear those clothes to work; try to look more professional!
   别穿这些衣服去工作，要穿得象个专业人员的样子。
2. That doctor has been accused of professional misconduct.
   那位医生被指控违反医德。
3. She is a real professional.
   她是个真正的专家。

pro.fes.sion.al

adj.Abbr. prof.（形容词）缩写 prof.

Of, relating to, engaged in, or suitable for a profession:
专业的，职业的：职业的、与职业相关的、从事职业的或适合职业的：
例句：
a professional field such as law; professional training.
专业领域，如法律；职业训练

Conforming to the standards of a profession:
符合职业标准的：
例句：
professional ethics.
职业道德

Engaging in a given activity as a source of livelihood or as a career:
从事专业的，职业的：从事某一特定活动作为职业或谋生手段：
例句：
amateur and professional actors.
业余和专业演员

Performed by persons receiving pay:
职业性的：接受金钱报酬的人们从事的：
例句：
professional football.
职业足球

Having or showing great skill; expert:
专业化的：具有或表现出高超技艺的；专家的：
例句：
a thoroughly professional repair job.
完全专业化的修理工作

n.Abbr. prof.（名词）缩写 prof.
A person following a profession, especially a learned profession.
专业人员：从事某项职业的人，尤指有学问的职业
One who earns a living in a given or implied occupation:
专业者：以特定职业为生的人：
例句：
hired a professional to decorate the house.
雇一名专业装饰工来装修房子

A skilled practitioner; an expert.
行家：技术熟练的行业者；专家

【引伸】
profes.sionally
adv.（副词）