Sentence Composition
| 1 | 我們 | wǒmen | we; us; ourselves; our |
| 2 | 國家 | guójiā |
country; nation; state classifier: 個 |
| 3 | 必須 | bìxū |
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| 4 | 開發 | kāifā | to exploit (a resource); to open up (for development); to develop |
| 5 | 自然資源 | zìránzīyuán | natural resource |