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单词 tau
释义

WordReference Random House Unabridged Dictionary of American English © 2024
tau  (tou, tô for 1, 2, 4; täv, tôv for 3),USA pronunciation n. 
  1. Linguisticsthe 19th letter of the Greek alphabet (T, τ).
  2. Linguisticsthe consonant sound represented by this letter.
  3. Linguisticstav.
  4. PhysicsAlso, tauon. See tau lepton. 
  • Semitic; compare tav
  • Greek taû
  • Latin
  • Middle English 1250–1300

Collins Concise English Dictionary © HarperCollins Publishers::
tau /tɔː; taʊ/ n
  1. the 19th letter in the Greek alphabet (Τ, τ), a consonant, transliterated as t
Etymology: 13th Century: via Latin from Greek, of Semitic origin; see tav
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更新时间：2025/7/23 13:46:42