emission reductions短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 减排量 Companies can buy and sell allocations amongst themselves, and can also buy“ certified emission reductions” from developing countries to meet their caps through Kyoto’s “ clean development mechanism”. 大公司间可以买卖碳排放量配额。 按照“京都议定书”中的“清洁发展机制”，公司也可以购买发展中国家“核定的气体排放量配额”来满足需求。 ecocn