commentator noun ⇨analyst (a political commentator)⇨presenter (a sports commentator)
analyst
noun
analyst ♦︎ critic ♦︎ observer ♦︎ commentator ♦︎ watcherThese are all words for a person who watches and considers events and situations, usually in order to give an opinion about them on television or radio or in a newspaper.这些词均表示分析员、评论家。PATTERNS AND COLLOCATIONS 句型和搭配◆an analyst / a critic / a commentator for sb / sth◆an astute / independent analyst / critic / observer / commentator◆a keen analyst / critic / observer◆a social analyst / critic / commentator / observer◆a / an media / industry analyst / observer / commentator / watcher◆a political / military analyst / observer / commentator◆to surprise analysts / critics / commentators / observers / watchers◆to strike critics / observers / watchers■analyst [countable] a person whose job is to watch and consider events and situations in a particular area such as finance or politics so that they can give their opinion on them（财经、政治等的）分析员，评论员◆City analysts forecast pre-tax profits of £40 billion this year.伦敦财经分析师预测今年的税前利润将达到400亿英镑。■critic [countable] a person whose job is to express their opinions about the good and bad qualities of things such as books, films, music, changes in society, etc.（书籍、电影、音乐、社会变革等的）批评家，评论员◆He's a restaurant critic for 'The Times'.他在《泰晤士报》写餐厅评论文章。◆The critics loved the movie.影评人喜欢这部电影。■observer /əbˈzɜːvə(r); NAmEəbˈzɜːrvər/ [countable] a person who watches and studies particular events and situations as they happen观察家；评论员；评论家◆Observers noted an absence of the violence which had been a feature of previous elections.观察家注意到没有发生以往选举常见的暴力。■commentator /ˈkɒmənteɪtə(r); NAmEˈkɑːmənteɪtər/ [countable] a person whose job is to watch and consider events and situations in a particular area, such as politics or society and talk or write about them on television or radio, or in a newspaper（电视台、电台或报刊的政治或社会）评论员◆She's a political commentator for the BBC.她是英国广播公司的政治评论员。◆He is best known as a commentator on culture and the arts.他是著名的文化艺术评论员。■watcher [countable] (often in compounds常构成复合词) (ratherinformal, especially journalism尤用于新闻) a person who watches and considers particular people or a particular subject and talks or writes about them in books, on television or radio, or in a newspaper（著书或在电视台、电台或报刊发表评论的）观察员◆There are now several books on the princess by various royal watchers.目前有几本不同王室观察员撰写的有关王妃的书。NOTE辨析 Which word?Analysts, critics and commentators do a job and they are usually employed by or do work for a company or organization. Observers and watchers are informed people who may write books and articles or be paid to give advice, but are not usually employed on a regular basis. * analyst、critic和commentator通常受雇于某个公司或机构，或为该公司或机构工作。observer和watcher是指写书、写文章或做有偿咨询的有识之士，但是通常不长期受雇于任何机构◆She's a political observer/watcher for the BBC.A commentator has the job of explaining a subject and giving opinions on it for the general public, on television or radio or in the newspapers. An analyst has the job of explaining a subject and giving opinions and advice to other professional people. * commentator的工作是在电视台、电台或报刊上为公众就某个专题进行解释和评论，analyst的工作是为其他专业人士就某个专题进行解释，提供观点和建议。
presenter
noun
➡ See also the entry for ⇨ reporter另见reporter条presenter ♦︎ announcer ♦︎ host ♦︎ anchor/anchorman/anchorwoman ♦︎ broadcaster ♦︎ commentator ♦︎ newscaster ♦︎ newsreaderThese are all words for a person who presents or talks on television or radio shows.这些词均表示电视或广播节目主持人。PATTERNS AND COLLOCATIONS 句型和搭配◆a radio / television / TV presenter / announcer / host / anchor / anchorman / anchorwoman / broadcaster / commentator / newscaster / newsreader◆a news anchor / anchorman / anchorwoman◆a sports presenter / announcer / anchor / anchorman / anchorwoman / broadcaster / commentator■presenter [countable] (BrE) a person who introduces the different sections of a radio or television show（广播或电视的）节目主持人◆Jenni Murray, presenter of 'Woman's Hour'珍妮•默里，《妇女时间》节目主持人ⓘ In American English, a person who does this job is called an announcer.在美式英语中，这类主持人称为announcer。■announcer [countable] a person who introduces, or gives information about, shows on radio or television（广播或电视的）广播员，播音员，节目主持人◆The continuity announcer advertised a few forthcoming programmes.节目间隙播音员介绍了几个将要播出的节目。■host [countable] (especially NAmE) a person who introduces and talks to guests on a television or radio show（电视或广播的）节目主持人◆a TV game show host电视竞赛节目主持人■anchor / /ˈænkə(r)/ / (especially NAmE) ( anchorman, anchorwoman, BrE, NAmE) [countable] a person who presents a radio or television news programme and introduces reports by other people（广播或电视新闻节目的）主持人◆ABC news anchor Peter Jennings美国广播公司的新闻节目主持人彼得•詹宁斯ⓘ In American English a news anchor presents news items and a sports anchor presents sports items. In British English an anchorman, anchorwoman or news anchor presents news items, but sports anchor is not usually used.在美式英语中，news anchor指新闻节目主持人，sports anchor指体育节目主持人。在英式英语中，anchorman、anchorwoman或news anchor指新闻节目主持人，但是通常不用sports anchor。■broadcaster /ˈbrɔːdkɑːstə(r); NAmEˈbrɔːdkæstər/ [countable] (ratherformal) a person whose job is presenting or talking on television or radio programmes（电视或广播节目的）主持人，播音员◆She is a writer and broadcaster on environmental matters.她是环境问题方面的作家兼节目主持人。NOTE辨析 Presenter, announcer, host, anchor or broadcaster?An anchor presents news programmes; a presenter (BrE) or announcer (NAmE) presents any type of television or radio show. In British English a host presents an entertainment show with invited guests and/or a studio audience; in American English host can also describe sb who presents more serious shows. A broadcaster may present or talk on a variety of different shows but is not in charge of a particular show. * anchor是新闻类节目主持人，presenter（英式英语）或announcer（美式英语）指任何电视或广播节目主持人。在英式英语中，host指邀有嘉宾或观众的娱乐节目主持人，而在美式英语中，host也可以指较严肃节目的主持人。broadcaster可以主持或出现在不同的节目中，但并不负责某一特定节目◆Jenni Murray, anchor/broadcaster of 'Woman's Hour'■commentator /ˈkɒmənteɪtə(r); NAmEˈkɑːmənteɪtər/ [countable] (especially BrE) a person who describes an event while it is happening, especially on television or radio（尤指电视台或电台的）现场解说员，实况播音员◆He's one of the great sports commentators of our time.他是我们那个时代优秀的体育比赛解说员之一。■newscaster /ˈnjuːzkɑːstə(r); NAmEˈnuːzkæstər/ [countable] (formal) a person who reads the news on television or radio（电视台或电台的）新闻播音员◆She was named newscaster of the year.她被评为年度最佳新闻播音员。■newsreader /ˈnjuːzriːdə(r); NAmEˈnuːzriːdər/ [countable] (BrE) newscaster（电视台或电台的）新闻播音员◆The newsreader reported that the man had not yet been named.新闻播音员报道说那名男子的姓名仍未得知。