Ian Smith, a Ph.D. student of Boston University in the United States, said, "Cities are in the important position in fighting against rising temperatures and increasing CO2."
美国波士顿大学的博士生伊恩·史密斯说：“城市在对抗气温上升和二氧化碳增加方面处于重要地位。”
Mr Smith: Poor Mr Ian! He didn't want to leave this house.
凯瑟琳：可怜的伊恩！他本不想离开这幢房子。 。
Mr Smith: Poor Mr Ian! He didn't want to leave this house.
凯瑟琳：可怜的伊恩！他本不想离开这幢房子。 。
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