他的歌艺未达到专业歌手水平。
他始终保持着专业人才的风度。
我对他的专业知识带有怀疑。
我对那位老专家广博的学识感到很惊讶，他的专业知识对我们帮助很大。
I quite wonder at the old expert's wide range of knowledge, and his professional learning has been of great use to us.
他说，作为局外人，女性“更有可能独立思考，或者至少会把经济学专业以外的人视为同辈。”
Women, as outsiders, "are more likely to think independently or at least see people outside of the economics profession as forming their peer group," he says.
在一个委员会审查并修改了通讯程序后，全州范围内的响应“变得远比之前更加专业和迅速”，他说。
After a commission examined and revamped communications procedures, the statewide response "has become far more professional and responsive," he says.
他不愿评论大学生是否应该换专业。
He would not comment on whether or not college students should change majors.
他有着扎实的专业功底和对他所选择的国家的广博的了解，一场不为模糊的理想主义所腐蚀的深入学习。
He had a hard professional competence and an encyclopedic knowledge of his adopted country, an in-depth learning uncorrupted by vague idealism.
他的专业是国际法。
他是个模范的专业人员，是年轻人的榜样。
He is a model professional and an example to the younger boys.
他有那种难以言表的特质，体现出他是专业而非业余的。
He has that je ne sais quoi that distinguishes a professional from an amateur.
为了拓展业务,他需要提高其团队的专业管理技能和创新能力。
To grow the business, he needs to develop management expertise and innovation across his team.
他刚写完一本书，插图精美，专业性也不是太强。
He's just written a book, nicely illustrated and not too technical.
1993年，他偶然在伦敦观看了北京京剧团专业人员表演的京剧。
In 1993, he happened to watch Beijing Opera performed in London by professionals from Jingju Theatre Company of Beijing.
如果这位博士候选人退出，这很可能会改变他的专业领域。
The Ph. D. candidate is likely to change his field of specialization if he drops out.
他认为发短信很幼稚，很不专业。
He thinks it's very childish and unprofessional to text message.
为了保证万无一失，胡安让他的非地质专业的室友来听他的演讲。
To be absolutely safe, Juan asked his roommate, who was not a geology major, to listen to the speech.
他上大学时专业是数学。
换句话说，伏尔泰在科学上的业余性“是他当时吸引力的一个来源，第一次证明了牛顿的思想对非专业人士的可接受性”。
In other words, Voltaire's amateurism in science "was a source of his contemporary appeal, demonstrating for the first time the accessibility of Newton's ideas to nonspecialists".
他说，顶尖大学的毕业生不管学什么专业都有可能找到一份好工作，而对不那么知名的学校的毕业生来说，他们掌握的知识成为了评判标准。
While graduates from top universities are still likely to get a good job no matter what their major is, he said, graduates from less-famous schools are going to be judged on what they know.
就现实来说，他不如你们这般专业，他也不如其他任何人。
In terms of reality, he's no more an expert in this than you are, or than anybody is.
他是一个专业的舞台演员。
他6岁时自学游泳，并于1978年成为一名专业游泳运动员。
He taught himself to swim when he was six and became a professional swimmer in 1978.
在那里，他的“公民统计”专业的学生会学习公共信息分析，比如联邦预算、公司报告。
There, his students of "citizen statistics" learn to analyze public information like the federal budget and corporate reports.
当被问及他的职业选择时，他说在高中的时候，他考虑过去医学院学习，后来才转到电气工程专业。
Asked about his choice of career, he says at high school he considered medical school before switching to electrical engineering.
荷兰工程专业的学生斯拉特在16岁时去希腊度假，他开始思考所有被水冲到海滩上的垃圾。
When he was 16, Dutch engineering student Slat was on vacation in Greece, and he started to think about all the rubbish that is pushed onto beaches by water.
他是这样一个专业的人，我希望很快有机会再次采访他。
He is such a professional and I hope to interview him again soon.
他打算以化学作为他的专业。
他的专业是比较文学。
他已经在一名专业厨师那学习过。
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