贼鸥是身手敏捷，长有叉状长尾的黑鸟。
长期以来，萨米族人一直把这些帐篷用作便携式避难所——宽大的底部和叉状的支杆使它们能够承受住北极冻原上的大风。
The Sami has long used the tents as portable shelters—their wide bases and forked poles enable them to withstand the winds on the Arctic tundra.
两脚叉开站着，双手向上。
人们四仰八叉地躺在食堂里搭起的临时床铺上。
挪威的捕鲸人昨天说他们用捕鲸叉捕获了一头雌性小须鲸。
Norwegian whalers said yesterday they had harpooned a female minke whale.
这匹小母马很年轻，但很瘦，两腿叉开，耳朵磨破了。
The little mare was young, but thin, with legs planted wide apart and frayed ears.
可以想象，如果猎豹还在的话，叉角羚会继续进化，也许会跑得更快。
It is conceivable that the pronghorn antelope would have continued to evolve, get faster maybe, if the cheetahs were still around.
癞蛤蟆托德叉开腿坐在炉前的地毯上，把爪子伸进裤兜，掏出一把银币。
Toad straddled on the hearth-rug, thrust his paw into his trouser-pocket and pulled out a handful of silver.
驼鹿、鹿和叉角羚们已在草原上漫步，游客们可以在草原上野营、远足和骑车。
Herds of elk, deer, and pronghorn antelope roam the grasslands, where visitors can camp, hike, and bike.
对叉角羚来说，蒸蒸日上的发展正在导致一场危机，那可能会堵塞它们的通道。
Increasing development is leading toward a crisis for the pronghorn, threatening to choke off their passageway.
叉角羚与羚羊虽无亲缘关系，但却形似羚羊，它是新大陆速度最快的陆地哺乳动物。
The pronghorn, which resembles an antelope, though they are unrelated, is the fastest land mammal of the New World.
当美洲猎豹消失后，它们对叉角羚进化的影响就停止了，对其他猎物的影响应该也停止了。
When the American cheetahs disappeared, their influence on the evolution of pronghorn and presumably on other prey animals stopped.
国家森林已经确认叉角羚的活动路径是一个受保护的迁徙走廊，许多叉角羚都会经过这里。
The National Forest has recognised the path of the pronghorn, much of which passes across its land, as a protected migration corridor.
从理论上讲，把非洲猎豹引进美国西部，可以让叉角羚重新回到生物学家所说的自然进化轨道上。
Importing African cheetahs to the western United States could, in theory, put the pronghorn back onto its natural evolutionary trajectory according to these biologists.
叉角羚依靠远距离视觉和速度来躲避捕食者，它们在开阔的高地上穿行，在那里它们能看见东西并追逐它们。
Pronghorn, dependent on distance vision and speed to keep safe from predators, traverse high, open shoulders of land, where they can see and run.
这种反对是合理的，因为只有早期的兽脚亚目食肉恐龙的锁骨才被发现，但是现在已经发掘出了类似始祖鸟的叉骨的兽脚亚目食肉恐龙锁骨化石。
This objection was reasonable when only early theropod clavicles had been discovered, but fossilized theropod clavicles that look just like the wishbone of Archaeopteryx have now been unearthed.
目的是建立一种治疗三叉神经痛（TN）的新束切断术。
The objective is to establish a new tractotomy for the treatment of trigeminal neuralgia (TN).
对相转移催化合成2-戊叉环戊酮及其异构化的条件进行了研究。
The synthetic conditions of 2-pentylidene cyclopentenone using PTC were stud-ied, and the conditions of isomerization were also studied.
以八叉剖分来建立一棵顶点树，用以表示整个网格模型的数据结构。
A vertex tree is built to represent the data structure of the models by octonary subdivision.
患者大多有典型的四肢近端短小，大头，前额突出，以及三叉戟状手。
Patients usually had typical rhizomelic short stature, large head, frontal bossing and trident fingers.
三叉神经痛，也称为抽动痛，有时被描述为人类已知的最严重的疼痛。
Trigeminal neuralgia, also known as tic douloureux, sometimes is described as the most excruciating pain known to humanity.
该文以碳粉掺杂的聚合物为敏感膜，以叉指电极为基底制作了测定挥发性有机气体的化学阻抗传感器。
A chemiresistor sensor was fabricated for the analysis of volatile organic compounds(VOCs) with carbon black(CB)-polymer composite as sensing film and interdigital electrodes.
在软木车间，工人们用叉子叉猪肉。
这不是对真实向量作叉乘，但还是起作用的。
I mean it is not an cross-product of actual vectors but it works the same way.
它往最喜爱的目标丢了几根叉骨。
黄石公园的草地上最常见的叉角羚。
它可以把盘子、玻璃杯、刀和叉都洗的非常干净。
It washes the plates and glasses and knives and forks beautifully.
为了找到带法向量的面元，我就取这两个的叉积。
To find the surface element together with a normal vector, I would just take the cross-product between these guys.
为了找到带法向量的面元，我就取这两个的叉积。
To find the surface element together with a normal vector, I would just take the cross-product between these guys.
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