对人有最高价值只因太多而未标价的物品。
It has the most value to man, but no price tag because too much.
最后是由外部效应：未标价的成本反映在现代环境危机中。
Finally there are external effects: the unpriced costs reflected in the modern environmental crisis.
为这些未开采的石油标价是一项复杂的筹集资本计划的第一步。
Setting the price for those reserves is the first step in a complex plan to raise badly needed capital.
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