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单词 comatulids
释义

coma2 /kōˈmə/

noun (pl comˈae /-mē/)
  1. A tuft of hairs attached to the testa of a seed (botany)
  2. A crown of leaves on certain trees
  3. The nebulous envelope of the head of a comet (astronomy)
  4. (the manifestation of) a defect in an optical system (eg in a telescope) in which the image of a point appears as a blurred pear-shaped patch (optics)
ORIGIN: Gr komē the hair of the head

cōˈmal, cōˈmate, cōˈmose or cōˈmous adjective

comatˈulid noun

A feather star

Coma Berenices /ber-ə-nīˈsēz/ noun

Berenice's Hair, a small northern constellation

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更新时间:2024/11/12 2:10:46