12.If the temperature is so high that you can't work, can't do hard manual labour outside for significant parts of the year, then many places will become functionally no longer part of the economy.
如果温度高到你无法工作,一年中的大部分时间都无法在户外从事

动,那么许多地方在功能上将不再是经济的一部分。机翻