单词	mackerel shark
释义	mackerel shark noun : any of a family (Lamnidae) of large sharks of tropical to cool temperate oceans that have a pointed snout and relatively few, large teeth and include the great white shark and mako sharks especially : porbeagle Example Sentences Recent Examples on the Web Megalodon was a colossal species of mackerel shark that stalked the oceans 3.6 to 23 million years ago. Elizabeth Gamillo, Smithsonian Magazine, 1 June 2022 Helmholtz-Zentrum Hereon researchers produced a skillful ten-year cod forecast, ecologists found that the age of a lobster can be determined by its DNA, and paleontologists sought to determine why so few species of mackerel shark are alive today. Rafil Kroll-zaidi, Harper's Magazine, 23 Nov. 2021 Orange Beach, with the nickname Mako – a large mackerel shark – will start its varsity football existence in Class 2A, Region 1. al, 12 Aug. 2020 Word History First Known Use 1819, in the meaning defined above Medical Definition mackerel shark noun mack·​er·​el shark ˈmak-(ə-)rəl-  : any of a family (Lamnidae) of large aggressive pelagic sharks that include the great white shark
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