planet
Definition
A celestial body that orbits a star and is large enough to be rounded by its own gravity.
中文 绕恒星公转且质量足以被自身重力拉成球形的天体。
Example
"Earth is the third planet from the Sun."
A celestial body that orbits a star and is large enough to be rounded by its own gravity.
中文 绕恒星公转且质量足以被自身重力拉成球形的天体。
"Earth is the third planet from the Sun."