碳税或总量控制和排放权交易制度的设计、谈判和实施工作要耗费数年时间，报告补充说。

A carbon tax or cap and trade system will take years to design, negotiate and implement, it adds.

youdao

各国应考虑实行全球碳税或“总量控制和排放权交易”制度，即允许各国排放一定数量的二氧化碳或将排放权出售给其他国家的制度。

Nations should instead consider a global carbon tax or a “cap and trade” system that would allow countries to emit a given amount of CO2 or sell permits to other countries.

youdao

各国应考虑实行全球碳税或“总量控制和排放权交易”制度，即允许各国排放一定数量的二氧化碳或将排放权出售给其他国家的制度。

Nations should instead consider a global carbon tax or a “cap and trade” system that would allow countries to emit a given amount of CO2 or sell permits to other countries.

youdao