萎靡

例句：

1. 1.The child was so absorbed in his play that he didn't notice the time had passed.
   孩子沉浸在他的游戏中，没有注意到时间已经过去了。
2. 2. The old man was swallowed by the sea of memories.
   老人被记忆的海洋吞没了。
3. 3.The novel was so captivating that it left me with a sense of overwhelming sadness.
   这部小说如此吸引人，以至于我留下了一种压倒性的悲伤感。