hedonia

例句：

1. 1. She felt a surge of happiness when she received the unexpected gift.
   她收到意外礼物时感到一阵幸福。
2. 2.The child's laughter filled the room with contentment.
   孩子的笑声让房间充满了满足感。
3. 3. Joy is often found in simple pleasures like watching the sunset or reading a good book.
   快乐常常存在于简单的愉悦中，比如看日落或读一本好书。