moon clock

例句：

1. 1.The moon clock on the desk is very accurate.
   桌上的月亮钟非常准确。
2. 2.She bought a moon clock as a birthday gift for her sister.
   她买了一个月亮钟作为生日礼物送给她的姐姐。
3. 3. The moon clock helps us to better understand the phases of the moon.
   月亮钟帮助我们更好地理解月球的相位。