第七颗行星是URANUS(天王星)，发现于1781年，以希腊天空之神命名。

The seventh planet, Uranus, was discovered in 1781 and was named for the Greek god of the sky.

youdao

第七颗行星是URANUS(天王星)，发现于1781年，以希腊天空之神命名。

The seventh planet, Uranus, was discovered in 1781 and was named for the Greek god of the sky.

youdao