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来源:雅诚德英语网
They are afraid that the world will soon runout of oil and run short of food.
他们担心人类不久会用完石油、发生食品短缺!但有些人则持乐观的看法。
They are afraid that the world will soon runout of oil and run short of food.
他们担心人类不久会用完石油、发生食品短缺!但有些人则持乐观的看法。