求翻译：这次爬山虽然很累，但是我们很愉快。我也明白了“无限风光”只有坚持到底、攀登到顶峰的人才能欣赏到。这次爬山是我童年中最难忘的事是什么意思？

The climbing, though very tired, but we are very happy. I understand the "infinite scenery" only those who persist in the end, the climb to the top to enjoy. This climb is the most unforgettable thing in my childhood