This would translate to a loss of about 1.1 per cent of our present stock of oxygen - down to 20.7 per cent of the atmosphere.

这将会导致大气中现有的含氧量进一步降低1.1个百分点，降至20.7%。

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This would translate to a loss of about 1.1 per cent of our present stock of oxygen - down to 20.7 per cent of the atmosphere.

这将会导致大气中现有的含氧量进一步降低1.1个百分点，降至20.7%。

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