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单词 eye tube
释义

Definition of eye tube in English:

eye tube

noun
  • 1The tube of the eyepiece in a telescope or microscope.

  • 2Zoology a tubular eye found in jumping spiders, containing a series of lenses and four layers of photoreceptors.

Origin

Mid 18th century; earliest use found in Nevil Maskelyne (1732–1811), astronomer and mathematician.

Definition of eye tube in US English:

eye tube

noun
  • 1The tube of the eyepiece in a telescope or microscope.

  • 2Zoology a tubular eye found in jumping spiders, containing a series of lenses and four layers of photoreceptors.

Origin

Mid 18th century; earliest use found in Nevil Maskelyne (1732–1811), astronomer and mathematician.

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更新时间:2024/12/27 4:24:26