每当我手捧这只晶莹剔透的水晶天鹅时,小时候上课外班的事便会在我的脑海里浮现出来,那个女孩的音容笑貌我仍然记得清清楚楚。她叫琳儿,长得漂亮,学习也好。琳儿是我最好的朋友。我们每天形影不离,小伙伴称我们为“铁双角”。直到有一天,“铁双 Whenever I hold this crystal-clear crystal swan, when I was a child outside the classroom, I came to my mind. The girl's voice and face still remember clearly. Her name is Lin Er, she is beautiful and she is good at learning. Linger is my best friend. We are inseparable every day, small partners call us ”iron double angle “. Until one day, ”iron double