本文的主旨大意是从失败中吸取教训，永不言弃定能成功。
The main idea of the passage is learn from failure, never give up and you will succeed.
他们从失败中吸取教训，并寻找新的机会。
They learn lessons from reverses and they seek out fresh opportunities.
从失败中吸取教训重新设计你的第一个机器人然后下次继续参加。
Redesign your first robot after learning from your mistakes and enter again the next time.
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