The mountainous terrain rules out most forms of agriculture. 多山的地形使大多数形式的农业耕作无法进行。
The country's unruly tribes and mountainous landscape make the place hard to pacify.Voters thousands of miles away struggle to remember why their soldiers are dying there. 阿富汗无规律的部落结构和多山的地形都使得这个地方难以控制。