terrain 是什么意思

音标：[ 'terein ]

	n. 1.地面；地带；地区。 2.(知识的)领域范围。 3.【军事】地形，地势。 4.【地质学；地理学】岩层，岩群；地质建造。短语和例子 a difficult terrain for a counterattack 不利于反攻的地形。 the whole terrain of home economics 家政学的整个领域。

a piece of ground having specific characteristics or military potential; "they decided to attack across the rocky terrain"

Terrain, or land relief, is the vertical and horizontal dimension of land surface. When relief is described underwater, the term bathymetry is used.

	1.	It had only opened the way of an unknown terrain . 这仅仅是开辟了通向茫茫荒原的一条道路。
	2.	It was obvious that david knew the terrain very well . 很明显，大卫对这里的地形十分熟悉。
	3.	Valley glaciers are confined to valleys in mountainous terrain . 山谷冰川只限于多山地带的山谷。
	4.	Scientists call these pieces exotic or suspect terrains . 科学家们把这些小陆块叫外来或嫌疑地块。
	5.	There is less demand for alarms in open rolling terrain . 开阔的丘陵起伏区对报警器的需要程度较小。
	6.	We had to explore the terrain carefully lest booby traps go off all around us . 我们必须仔细地探明地形，以免触发布满我们四周的饵雷。
	7.	It is believed that a dry sandy terrain would be particularly conductive to base surge formation . 据信在干砂地带上特别容易形成基浪。
	8.	The time is n't as important as the terrain ; but the terrain is n't as important as unity with the people . 天时不如地利，地利不如人和。
	9.	The aeroradiometric method suffers like others, in particular conditions of terrain . 航空放射性方法与其它方法一样，受地形特殊条件的影响。
	10.	As the terrain became progressively more hilly the engine note began to sound faintly ragged . 道路越来越起伏，发动机开始发出微弱刺耳的响声。

terrain是什么意思