鹄

例句：

1. 1. The swan is a symbol of purity and beauty in Chinese culture.
   天鹅是中国文化中纯洁与美丽的象征。
2. 2. The swan glides gracefully across the lake, creating a serene atmosphere.
   天鹅优雅地在湖面上滑行，营造出宁静的氛围。
3. 3. In ancient times, swans were revered as symbols of good fortune and prosperity.
   古代，天鹅被视为好运和繁荣的象征。