specter

例句：

1. 1. The old mansion was said to be haunted by a spectral presence.
   据说那座老宅子被一个幽灵般的存在所困扰。
2. 2. She had the eerie feeling that someone was watching her from the shadows.
   她有一种不祥的预感，觉得有人在阴影中看着她。
3. 3.The story of the spectral apparition has been passed down through generations.
   这个幽灵般出现的传说一直流传着。