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

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。

youdao

It will also set up a national cap and trade system.

该议案还将建立一个全国性限额和交易机制。

youdao

He favours a voluntary cap-and-trade system for curbing carbon emissions, which is like arguing for a voluntary income tax.

他赞成用一种自愿的碳交易体制来降低碳排放，这有些像自愿为自己的收入纳税。

youdao

"The scheme to radically change the sources and the cost of American energy, through a system known as 'cap and trade' may be well intentioned, but it will cost us dearly in jobs and income, and it stands no chance of achieving its objective of a cooler earth,".

VOA: standard.2009.05.30

Change the price of carbon emissions through a tax or a cap and trade system: then stop.

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Under a cap and trade system, incentives toward efficiency would be even stronger.

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In a moment, we'll tell you about the fight over the trillions of dollars that this cap and trade system will cost.

NPR: Senate to Vote on Carbon Cap-and-Trade Bill