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- They expertize on a subject. 他们就一个问题提供专门性意见。
- A formal discourse on a subject, often in writing. 专题论文；专题演讲，专题讨论关于一个论题的正式讨论，常为书面形式
- I have no pretence to be an expert on the subject. 我并不自命是这方面的专家。
- Some persons do not express an opinion on a subject, till they learn which way the wind blows. 有些人直到确知大势之所趋，才发表对某一问题的看法。
- Why is we spend an hour on a subject that take only 10 minute? 只需10分钟的问题，我们为什么要花1小时?
- I have no pretence to being an expert on the subject. 我并不自命是这方面的专家。
- When elate on a subject, he could not avoid talking about it. 如果他有什么自以为得意的事情，他总按捺不住；要把它说出来。
- He has no pretensions to being an expert on the subject. 他并不以这方面专家自居。
- To speak or write at great length on a subject; expatiate. 详述:就一个话题详细地说或写;详述
- Will they go on a picnic next week? 他们下星期将去野餐吗？
- A systematic, usually extensive written discourse on a subject. 专题论文关于一个主题系统的，通常是比较长的书面论文
- No student had started a search by clicking on a subject category. 没有一个学生是开始搜寻从学科类目点选。
- They have settled down on a farm. 他们已经在一个农场里定居下来。
- He is an expert on the world's mystical religions. 他精通世界上的神秘宗教。
- He earned a reputation as an expert on tax law. 他赢得了税法专家的美名。
- They seem to exist on a different spiritual plane. 他们似乎生活在不同的精神境界。
- I'm something of an expert on antiques. 我对古董略有研究。
- In printing, an unbound treatise on a subject or current topic of interest. 在印刷技术中,关于某个主题或目前感兴趣话题的一种未装订成书的论文。
- An efficiency expert on loan from the main office. 从总公司借调的一个效率专家
- London taxis are easy to park because they turn on a sixpence. 伦敦的出租车很容易停车，因为它们兜的范围很小。
