These proposals have the merit of capping global pollution, of being fair, progressive and easy to understand and of encouraging us to think about our use of energy.
这些建议的优点是限制了全球污染的上限，公平、渐进、易于理解，鼓励我们思考我们对能源的使用。
2
Lawyers and bankers have warned the US Commodity Futures Trading Commission that capping speculators could trigger investors to relocate to a more benign regime.
律师和银行家已警告美国商品期货交易委员会，限制投机者可能会导致投资者重新转向制度更有利的市场。
3
Those of us who remember John Wayne playing Paul'Red' Adair in the 1968 movie Hellfighters, knew that daredevils had been capping wells for decades.