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| oxygen depletion | |||
| oxygen deficit (量); oxygen lack (量) | |||
| 亏氧: 12 phrases in 7 subjects |
| Agriculture | 1 |
| Desert science | 3 |
| Electronics | 1 |
| Sports | 1 |
| Technology | 4 |
| Water resources | 1 |
| Water supply | 1 |
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