无忧宫

例句：

1. 1. The emperor's palace was filled with the scent of incense and the sound of music.
   皇帝的宫殿里弥漫着香烟的味道和音乐的声音。
2. 2. The palace is a symbol of royal power and wealth.
   宫殿是皇家权力和财富的象征。
3. 3. The palace was once the home of the emperor and his family.
   宫殿曾是皇帝及其家人的家。