eider

例句：

1. 1. The ducks were swimming in the pond, and the geese were flying overhead.
   鸭子们在池塘里游泳，天鹅在上空飞翔。
2. 2. The farmer had a lot of geese to feed.
   农民有很多鹅要喂食。
3. 3. The geese are beautiful birds with long necks and white feathers.
   鹅是一种长脖子、白羽毛的美丽鸟类。