| 单词 | sign a protocol |
| 释义 | sign a protocol Developed countries who sign this protocol agree to cut their collective greenhouse gas emissions by five percent since 1990 by sometime between 2008 and 2012. Retrieved from Wikipedia CC BY-SA 3.0 To date, more than 147 countries have ratified and signed the protocol. Retrieved from Wikipedia CC BY-SA 3.0 This includes not denouncing others who have signed this protocol. Retrieved from Wikipedia CC BY-SA 3.0 |
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