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environmentally acceptable
| substitute
| environmentally acceptable | |
| dril. | 环境允许的; 环境安全的 |
| substitute | |
| gen. | 代替物; 代替人 |
| econ. | 代替人 ，代用品; 代替 ，取代 |
| IMF. | 替代品 |
| met. | 置换 |
| tech. | 代用品; 代替 |
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| 环境允许的; 环境安全的 | |||
| environmentally acceptable: 5 phrases in 2 subjects |
| Ecology | 2 |
| Technology | 3 |
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