commentator
Longman Dictionary of Contemporary English 5++LDOCE 5++com·men·ta·tor /ˈkɒmənteɪtə $ ˈkɑːmənteɪtər/ ●●○ AWL noun [countable] 1 TCNAMsomeone who knows a lot about a particular subject, and who writes about it or discusses it on the television or radio 评论员 political commentators 政治评论员2 AMDESCRIBEsomeone on television or radio who describes an event as it is happening 实况播音员；实况解说员 a sports commentator 体育解说员
Examples from the Corpus
commentator• a college basketball commentator• Musicians, critics and cultural commentators often compare recorded music unfavourably with live performance.• Lamar Alexander and news commentator Pat Buchanan, both of whom themselves are men of substantial financial means.• She was the former political commentator on the evening news.• The solutions offered by New Right commentators and their fate is the subject of later chapters.• Some commentators see such developments as further evidence of the erosion of local democracy.• Parcells, the former New York Giants coach, later became a sports commentator on television.• Once he gets going, there is no stopping this longtime Chicago talk-show host, sports commentator, actor, professional raconteur.• Television commentator Patrick J.. Buchanan, whose name was only on about two-thirds of the state ballots, came in third.• The comedian outdrew the commentator on Friday.• The commentator even remarked on the fact that the two loose horses leading the field had caused no hindrance.sports commentator• Once he gets going, there is no stopping this longtime Chicago talk-show host, sports commentator, actor, professional raconteur.Origin commentator (1300-1400) Latin commentari “to comment”, from comminisci; → COMMENT1com·men·ta·tor nounChineseSyllable
about lot knows someone Corpus a particular who a subject,
commentator
com‧men‧ta‧tor AC /ˈkɒmənteɪtə $ ˈkɑːmənteɪtər/
noun [countable]1. someone who knows a lot about a particular subject, and who writes about it or discusses it on the television or radio:
political commentators
2. someone on television or radio who describes an event as it is happening:
a sports commentator
com‧men‧ta‧tor AC /ˈkɒmənteɪtə $ ˈkɑːmənteɪtər/
noun [countable]1. someone who knows a lot about a particular subject, and who writes about it or discusses it on the television or radio: 2. someone on television or radio who describes an event as it is happening: