在线词典远日点行星或彗星绕太阳公转的轨道上离太阳最远的点。拼音yuǎn rì diǎn解释行星或彗星绕太阳公转的轨道上离太阳最远的点。英文释义aphelion, the furthest point of a planet in elliptic orbit to the sun; opposite: perihelion 近日點|近日点[jin4 ri4 dian3]; higher apsis