| 释义 |
emission credit (also emissions credit, pollution credit) noun [countable, usually plural] a right to send out a measured amount of harmful gases into the air 排放权；排污权◆companies that beat their sulphur dioxide targets can sell emission credits to those that exceed them. 二氧化硫排放未超标的公司可以将排放权出售给那些已超标的公司。 ➡ see note at emission unit |