词典释义：
[attrib.]of,relating to,or belonging to a profession
职业的；专业的
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young professional people .年轻的专业人士。
(of a person)engaged in a specified activity as one's main paid occupation rather than as a pastime
（人）职业性的；非业余的
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a professional boxer .职业拳击手。
having or showing the skill appropriate to a professional person; competent or skilful
内行的；称职的；专业的
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their music is both memorable and professional .他们的音乐令人难忘，极为专业。
worthy of or appropriate to a professional person
有专业人员水平的；与专业人员相称的
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his professional expertise .他的专业知识。
〈非 正式，贬〉 （人）坚持某种活动特征（或特点）的
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a professional gloom-monger .专门散布悲观情绪者。
a person engaged or qualified in a profession
专业人员；专家
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professionals such as lawyers and surveyors .诸如律师和商检员之类的专业人员。
a person engaged in a specified activity,especially a sport or branch of the performing arts,as a main paid occupation rather than as a pastime
（尤指运动员或表演艺术家）专业工作者。
a person competent or skilled in a particular activity
内行；专家
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she was a real professional on stage .她在舞台上是个十足的内行。
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professionaladj.职业的；专业的；职业性的；非业余的；内行的；称职的；有专业人员水平的；与专业人员相称的；坚持某种活动特征的
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professionn.职业；诈称；表白；入教；职业人士；信仰的宣布；入教誓言；修道誓约；入教仪式
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