也门的山脉被种植咔特的绿色梯田覆盖着，咔特这种有轻微麻醉效果的植物占了整个国家大半的耕地。
The mountains of Yemen are covered in green terraces growing qat, a mildly narcotic plant that takes up more than half the country's arable land.
古代文者描述它是拱形梯田，柱子一头比一头高以支撑地上的大量植物。
Ancient writers described vaulted terraces, rising one above another on pillars , holding earth filled with plants and large trees.
古代文者描述它是拱形梯田，柱子一头比一头高以支撑地上的大量植物。
Ancient writers described vaulted terraces, rising one above another on pillars , holding earth filled with plants and large trees.
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