 |
| |||
| 环境问题行动委员会 | |||
| 环保行为 | |||
| 环境作用 | |||
| 环境行动 | |||
| environmental action: 21 phrases in 7 subjects |
| Aviation | 1 |
| Earth sciences | 4 |
| Ecology | 3 |
| Hydroelectric power stations | 2 |
| International Monetary Fund | 1 |
| Technology | 2 |
| United Nations | 8 |
|
| |||
| 环境问题行动委员会 | |||
| 环保行为 | |||
| 环境作用 | |||
| 环境行动 | |||
| environmental action: 21 phrases in 7 subjects |
| Aviation | 1 |
| Earth sciences | 4 |
| Ecology | 3 |
| Hydroelectric power stations | 2 |
| International Monetary Fund | 1 |
| Technology | 2 |
| United Nations | 8 |