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单词 equators
释义

equator /i-kwāˈtər/

noun
  1. An imaginary great circle passing round the middle of the Earth and equidistant from the north and south poles
  2. The imaginary great circle in which the plane of the earth's equator intersects the celestial sphere (so called because day and night are equal when the sun reaches it)
  3. The middle belt or line of any globular or nearly globular body that has some sort of polarity
ORIGIN: See equal

equatorial /ek-wə-töˈri-əl or ēk-/ adjective

Of, relating to, of the nature of, or in the neighbourhood of an equator

noun

An equatorial telescope

equatoˈrially adverb

So as to have motion or direction parallel to the equator

equatorial telescope noun

A telescope mounted on an axis, capable of moving parallel to the equator and so following a star in any part of its diurnal course

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更新时间:2024/9/21 14:33:00