她喊道：“小鸭子，小鸭子，你看到了吗，汉赛尔和格莱特在等你？”
She cried: "Little duck, little duck, dost thou see, Hansel and Gretel are waiting for thee?"
他的童话《丑小鸭》是关于一个小鸭子的故事，小鸭子被其他动物嘲笑，直到它长成一只天鹅，这个故事是根据他自己小时候的经历写的。
His fairy tale, The Ugly Duckling, about a duckling that is laughed at by other animals until it grows up to be a swan (天鹅) , was written according to his own experience as a child.
当小鸭破壳而出，科学家们用向每只小鸭注射外来细胞的方式挑战他们的免疫系统。
When the eggs hatched, the scientists challenged the immune system of each duckling by injecting it with foreign cells.
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