柯林斯词典swan /swɒn/ (swans) 1. N-COUNT A swan is a large bird with a very long neck. Swans live on rivers and lakes and are usually white. 天鹅 返回 swan剑桥词典a large , usually white bird with a long neck that lives on rivers and lakes 天鹅 We watched the swans glide by. 我们看到天鹅轻快地飞过。 例句 We took some bread to feed the swans.A young swan is called a cygnet . 返回 swan