| 单词 | aphelion |
| 释义 | aphelion (once / 53241 pages) n WORD FAMILY aphelion: aphelia USAGE EXAMPLESIt’s an event called aphelion, the farthest our planet is from the sun all year, according to the U.S. Washington Post(Jun 29, 2014) He also figured out the planet goes faster when it’s at perihelion, nearer the sun, than when it’s at aphelion, its furthest distance. Scientific American(Jan 01, 2014) Earth reaches aphelion, the farthest distance from the sun, in July. Washington Post(Dec 28, 2013) n apoapsis in solar orbit; the point in the orbit of a planet or comet that is at the greatest distance from the sun Ant|Hyper perihelion periapsis in solar orbit; the point in the orbit of a planet or comet where it is nearest to the sun apoapsis, point of apoapsis (astronomy) the point in an orbit farthest from the body being orbited |
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