perigee / ˈpɛr ɪˌdʒi /

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perigee 的定义

n. 名词 noun

Astronomy.

  1. the point in the orbit of a heavenly body, especially the moon, or of an artificial satellite at which it is nearest to the earth.

perigee 近义词

perigee

等同于 orbit

更多perigee例句

  1. An habitual liar's nearest approach to truth: the perigee of his eccentric orbit.
  2. It was a remarkable eclipse in that the Moon was within 13° of perigee and the Sun only 2° from apogee.
  3. The Babylonians knew of the inequality in the daily motion of the sun, but misplaced by 10 the perigee of his orbit.
  4. He used, however, the old word "perigee" (nearness to the earth) rather than the Newtonian "perihelion" (nearness to the sun).
  5. Where yet he noteth, that according to another Calculation, the Perigee was March 27.