[C]行星 a large body in space that moves round a star, especially round the sun
英英释义
Noun:
(astronomy) any of the nine large celestial bodies in the solar system that revolve around the sun and shine by reflected light; Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto in order of their proximity to the sun; viewed from the constellation Hercules, all the planets rotate around the sun in a counterclockwise direction
a person who follows or serves another
any celestial body (other than comets or satellites) that revolves around a star
planet的用法和样例:
例句
用作名词 (n.)
The Earth is a planet. 地球是一颗行星。
Mars is the fourth planet in order from the sun. 火星是太阳系的第四颗行星。
They claimed to have discovered a new planet. 他们宣称发现了一颗新的行星。
It is the only planet that we know harbors life. 它是我们所知唯一适合生物生存的行星。