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单词 tail fan
释义

tail fan


noun Zoology.

the fanlike posterior appendage of crayfish and lobsters, consisting of a telson and two uropods, used for rapid backward propulsion.

Origin of tail fan

First recorded in 1890–95

Words nearby tail fan

tail cone, tail covert, tailed, tailed frog, tail end, tail fan, tail fin, tailfirst, tail fold, tailgate, tailgater
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for tail fan

  • The uropods no longer form a tail-fan, but are adapted for firmly wedging the hind part of the body into the coils of the shell.

    The Life of Crustacea|William Thomas Calman
  • The uropods are generally very small, and do not form a tail-fan.

    The Life of Crustacea|William Thomas Calman
  • T, telson, having the uropods or appendages of the last abdominal somite spread out on either side of it, forming the “tail-fan.”

    Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7|Various

British Dictionary definitions for tail fan

tail fan

noun

the fanned structure at the hind end of a lobster or related crustacean, formed from the telson and uropods
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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更新时间:2025/2/3 23:18:32