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单词 sidereal period
释义

sidereal /sī-dēˈri-əl/

adjective

Of, like, or relating to the stars

ORIGIN: L sīdus, sīderis a star, constellation

sideral /sidˈər-əl/ adjective

Sent from the stars, said esp of a malign influence

sidˈerate transitive verb

To blast or strike

siderāˈtion noun (now rare)

  1. A blast, blight, or stroke
  2. Sudden paralysis of (any part of) the body
  3. Erysipelas

sidˈerostat noun

A mirror, or telescope with a mirror, for reflecting the rays of a star in a constant direction, on the principle of the coelostat

sidereal day noun

The time the earth takes to make a revolution on its axis, relative to the time between two successive transits of a particular star

sidereal month see under month

sidereal period noun

The time a celestial body takes to return to the same position in relation to the stars

sidereal time noun

Time based on the sidereal day

sidereal year see under year

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更新时间:2024/12/23 9:31:23