它的象征意义可能来自于橄榄树需要很长时间才能结出果实，所以橄榄只能在长久的和平时期才能被成功种植。

The symbolism may come from the fact that the olive tree takes a long time to produce fruit, so olives could only be cultivated successfully in long periods of peace.

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奥林匹克圣火是奥林匹克精神的最高象征，它传递着“和平、友谊、进步”的理念。

Olympic flame is the highest symbol of the Olympic spirit, which convey the "peace, friendship and progress" concept.

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航母作为当今和平时期的一种象征而已，在遭遇大型战场时，它因为无法配备先进的武器装备和侦测系统而变得非常容易遭受攻击。

Carriers are primarily peacetime status symbols. They are too vulnerable to modern weapons and detection systems to risk in a major conflict.

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