如果先进国家的支票不能兑现，臭氧层就不能恢复。这是关键时刻。

If developed countries don't come up with the money, the ozone layer will not recuperate. This is a critical time.

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例：我以前工作的那个公司，老板喜欢乱开空头支票，结果什么也不能兑现。

Ex. : in my previous company, the boss likes to make empty promises, but nothing ever comes true at last.

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联合国环境规划署的萨布果表示：“如果先进国家的支票不能兑现，臭氧层就不能恢复。”

Says Nelson Sabogal of the U. N. Environment Program: "If devel-oped countries don't come up with the money, the ozone layer will not recover."

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联合国环境规划署的萨布果表示：“如果先进国家的支票不能兑现，臭氧层就不能恢复。”

Says Nelson Sabogal of the U. N. Environment Program: "If devel-oped countries don't come up with the money, the ozone layer will not recover."

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