birkie

例句：

1. 1.The little boy rode his horse to the fair.
   那个小男孩骑着他的马去了集市。
2. 2.The pony was a gift from his grandmother.
   那匹小马是祖母送给他的。
3. 3. The horse and its rider were both injured in the accident.
   这匹马和它的骑手都在事故中受伤了。