rugged terrain

基本解释

In addition to the rugged terrain and isolation, military crews had to contend with mother nature.
除了要应付崎岖的地形和与世隔绝的环境之外，军人们还要与自然相抗衡。
But it was hard to stay hopeful lost in rugged terrain, in heavy snow, with no food and few warm clothes.
但是在崎岖地势、苍茫大雪、没有食物、很少保暖衣物的条件下要一直保持希望谈何容易。
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This is a very difficult area. It is a rugged terrain it is very high mountains, deep valleys, thickly wooded and forested areas.
他说：“这个地区地形险要，很难以展开军事行动，充满了险峰，深谷和茂密的森林。

It's more rugged vehicle and I think it would handle the terrain a little bit easier than some of the other vehicles."
The Germans ordered a small fleet of the Heron drones from Israel Aerospace Industries to help prevent civilian casualties and friendly-fire incidents in the rugged Afghan terrain.
Many of these and there are more than 225 and the number is growing will have to be investigated on location in a country with rugged and hostile terrain.

The rugged terrain on the Iraqi side makes it particularly hard to dislodge them.
NPR: The Escalating Conflict Between Turkey and Iraq