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单词 klein bottle
释义

WordReference Random House Unabridged Dictionary of American English © 2024
Klein′ bot′tle, [Geom.]
  1. Mathematicsa one-sided figure consisting of a tapered tube the narrow end of which is bent back, run through the side of the tube, and flared to join the wide end, thereby allowing any two points on the figure to be joined by an unbroken line.
  • named after French. Klein 1940–45

Collins Concise English Dictionary © HarperCollins Publishers::
Klein bottle /klaɪn/ n
  1. a surface formed by inserting the smaller end of an open tapered tube through the surface of the tube and making this end contiguous with the other end
Etymology: named after Felix Klein (1849–1925) German mathematician
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更新时间：2025/7/23 18:27:27