1 文書を見つけるための辞書。

• ecliptic
• 黄道
• the great circle representing the apparent annual path of the sun; the plane of the Earth's orbit around the sun; makes an angle of about 23 degrees with the equator; "all of the planets rotate the sun in approximately the same ecliptic"
• 太陽の一年の明確な軌道を表している大円