Related words
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Related words
|
| 酸性雨(acid rain) > |
| 環境問題(environmental problem) > |
| 節水(water saving) > |
| 原子力発電所(nuclear power station) > |
| 焼却(burn up) > |
| 農薬(agricultural chemical) > |
| 適者生存(survival of the fittest) > |