moon

• 指围绕行星运行的自然卫星，尤指围绕地球运行、夜间可见的月球；也可泛指其他行星的卫星。

A noun referring to a natural satellite that orbits a planet, especially the one that orbits Earth and is visible at night.

1. A1formal

   The natural satellite of the Earth, visible at night by reflected light from the sun.

   月球

   • The moon was full and bright last night.
   • Astronauts landed on the moon in 1969.
   • The moon orbits the Earth every 27 days.

   同义词lunasatellite

2. Satellite of other planetsA2formal

   A natural satellite that orbits any planet.

   卫星

   • Jupiter has over 90 known moons.
   • Saturn's largest moon is called Titan.
   • Scientists discovered a new moon orbiting Neptune.

   同义词satellite

3. Lunar month periodB1formal

   A month measured by the phases of the moon, approximately 29.5 days.

   朔望月

   • The lunar calendar is based on the cycles of the moon.
   • Many festivals are celebrated according to the moon.
   • The moon's phases repeat every 29.5 days.

   同义词lunar monthlunationmonthsynodic month

• 动词，指露出臀部作为玩笑或侮辱性手势的行为；也可表示无目的地闲逛或发呆、做白日梦。

A verb used to indicate the act of exposing one's buttocks as a playful or offensive gesture, or to wander or daydream idly.

1. Expose buttocksC1informal

   To expose one's buttocks as a joke or insult.

   露屁股

   • The drunk man mooned the crowd at the football game.
   • He was arrested for mooning the police officer.
   • As a prank, the teenager mooned his friends from the window.

   同义词flash

短语动词变体moon around