 |
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| 边缘土地; 边缘地区 | |||
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| 道路边缘用地 | |||
| 边缘地 | |||
| 边际土地; 贫瘠土地; 不毛之地 | |||
| 边际土地 (刚够农业经营价值的土地) | |||
| 边际耕地 | |||
| 耕地界限; 边限耕地 | |||
| 低产地; 道路边缘用地; 边缘用地; 边缘陆地; 边缘古陆; 边角地 | |||
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| 边际土地 (低质量的土地上，其生产价值仅够支付其种植成本。) | |||
| marginal lands: 7 phrases in 6 subjects |
| Agriculture | 1 |
| Architecture | 1 |
| Desert science | 1 |
| Earth sciences | 1 |
| Economy | 1 |
| Technology | 2 |