polysemia

例句：

1. 1. The novel is full of polysemic words that can be interpreted in multiple ways.
   这部小说充满了多义词，可以有多种解释。
2. 2. The term "ecosystem" has different meanings depending on the context.
   “生态系统”这个词在不同的语境中有不同的含义。
3. 3. The book's title is a play on words, with each word having a different meaning.
   这本书的标题是玩弄文字的游戏，每个字都有不同的含义。