虽然只有短短的几天，但夏令营快乐的学习生活令人流连忘返。
Though only several days getting together in the camp, this happy study life is unforgettable.
我们只有认真地学习，努力的学习，学习对于我们来说，才是快乐的。
We can feel the happiness of study only if we study hard and carefully.
我们只有认真地学习，努力的学习，学习对于我们来说，才是快乐的。
We can feel the happiness of study only if we study hard and carefully.
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