促进可持续发展国际环境法专家组 | |
UN | Expert Group on International Environmental Law Aiming at Sustainable Development |
讲习班 | |
sport. | workshop |
| |||
Expert Group on International Environmental Law Aiming at Sustainable Development |
促进可持续发展国际环境法专家组: 2 phrases in 1 subject |
United Nations | 2 |