aphelion

aphelion读音音标

英 [æ\'fi:lɪən]

美 [æ\'filɪrn]

aphelion意思解释

n.

远日点；

变形

复数：aphelia

英英释义

n.

apoapsis in solar orbit; the point in the orbit of a planet or comet that is at the greatest distance from the sun

双语例句

用作名词(n.)Otherwise difficult to notice, the change in the Sun\'s apparent diameter between Perihelion and Aphelion is clear.我们很难用肉眼看出近日点和远日点太阳视直径的变化，但在这张图上显而易见。