phantom

The old lighthouse was said to be haunted by the phantom of a lonely keeper.

(Chinese) 据说那座旧灯塔里有一个孤独守门人的幽灵出没。

He woke up in a cold sweat, thinking he had seen a phantom at the foot of his bed.

(Chinese) 他冷汗直流地惊醒，以为在床脚看到了一个幽灵。