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单词 spirogyra
释义

WordReference Random House Unabridged Dictionary of American English © 2024
spi•ro•gy•ra  (spī′rə jī′rə),USA pronunciation n. [Bot.]
  1. Microbiologya widely distributed filamentous freshwater green alga of the genus Spirogyra.
  • Neo-Latin, equivalent. to spiro- spiro-2 + -gyra, alteration of Greek gŷros circle or gȳrós round
  • 1895–1900

Collins Concise English Dictionary © HarperCollins Publishers::
spirogyra /ˌspaɪrəˈdʒaɪərə/ n
  1. any green freshwater multicellular alga of the genus Spirogyra, consisting of minute filaments containing spirally coiled chloroplasts
Etymology: 20th Century: from New Latin, from spiro-² + Greek guros a circle
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更新时间：2025/7/23 19:44:36