1·They watch five people hike along a track bordered by a ravine.
他们看到五个人在一个被峡谷包围的地方徒步沿着铁轨行走。
2·At the distance of a short city block stood the train station perched in darkness on the edge of the ravine, while below the tracks were illuminated in the amber glow of vapor lamps.
火车站就在附近，隔几个街区就到，坐落在峡谷边缘的黑暗角落里，而进站方向的铁轨在琥珀色的蒸汽灯照耀下却显得灯火通明。
3·Are they accessible or is there some vast ravine or raging torrent that has to be traversed?
他们是否被允许达到那里？或者说是否存在一些巨大的峡谷或宽阔的激流可以被人们穿越？
4·Footage from Xinfa village showed rescuers trying to traverse a 35-metre deep ravine using a cable line.
从新发村传来的电视画面显示，救援人员试图利用电缆线跨越一条35米深的峡谷。
5·A packed Caribbean Airlines passenger jet broke in two at the edge of a ravine after overshooting the runway last month.
上月，一架满载乘客的加勒比航空客机滑出跑道，在峡谷边缘断成两截。
1·The methods of getting ravine density is complex currently, because this factor is multitudinous in the process of gaining ravine density, this is a hindrance to further spatial analysis.
对于沟壑密度的提取方法目前较为复杂，这主要由于在提取过程中所涉及到的因子数目众多，为进一步的空间分析研究设置了障碍。
2·Ravine density, which is an important factor indicating the extent of the fragmentation of the Earth surface, plays a significant role in the research of soil erosion and landform evolution, etc.
沟壑密度是反映地表破碎程度的重要因子，在土壤侵蚀、地貌演变等研究中有重要作用。
3·He is also the author of Deep Within the Ravine (1984) and Like Wings (1978).
舒尔茨早期的诗作有《沟壑深处》（1984）与《像翅膀》（1978）。
1·When the human enters into the ravine, and sees gurgling the rivulet murmur, the adverse current on, and not far away cloud steams the fog to circle, suddenly thick suddenly pale.
人入山沟，但见淙淙细流潺潺而出，逆流而上，不远处云蒸雾绕，忽浓忽淡。
2·Located On Ravine Lot in Prestigious Joshua Creek.
位于山沟地段在着名的约书亚河。