Are two arms better than one arm?
有两条胳膊不比有一条胳膊好吗？
Still, I’m writing this story leaning back in a chair, a screen over a yard from me, two arm lengths away.
不过，我在写这个文章时正靠在椅子上，屏幕距我一码远，大概两手的长度。
Still, I'm writing this story leaning back in a chair, a screen over a yard from me, two arm lengths away.
不过，我在写这个文章时正靠在椅子上，屏幕距我一码远，大概两手的长度。
Our in-house capabilities include an arm fabrication shop with a dedicated seam welder, two arm radius-bending machines and welding stations.
厂内有制臂车间，配专用焊接机。两台臂式半径折弯机。和焊接站。
Two small figures were beating against the rock; the girl had fainted and lay on the boy's arm.
两个小身影在撞击岩石；女孩晕倒了，躺在男孩的胳膊上。
It's funny that I've treated the tumescent bump on my arm as a cowry these two days and for fear that something may be wrong.
有趣的是，这两天我一直把胳膊上隆起的肿块当作宝贝一样对待，生怕有个什么问题。
The next moment two men brushed by him, and one seemed to have something under his arm.
下一刻，两个男人从他身边掠过，其中一个腋下似乎夹着什么东西。
Two crocodile farm workers in northern Australia were collecting crocodile eggs by a river bank when a crocodile grabbed one of them by the arm.
澳大利亚北部的两个鳄鱼农场工人在河岸边捡拾鳄鱼蛋，一不小心，一个工人被鳄鱼咬住了胳膊。
And two artists based in New York designed a digital puppet, a giant bird that moved in coordination with a user's arm, wrist and hand.
纽约的两个艺术家设计了一个数字玩偶，它是和用户的手臂、手腕、手相协调才移动的巨型鸟。
String players practice moving the fingers of the left hand up and down, while drawing the bow to and fro with the right arm — two entirely different movements.
弦乐器的演奏者练习的则是在左手的手指上下滑动的同时，用右手前后拉动琴弓——两个截然不同的动作。
His single clenched-fist blow was so powerful that two other revellers - one of them holding on to his arm - were also sent flying.
他那一拳极为有力，另两个在酒吧的人——其中一个抓着他的手臂——也被带翻在地。
Its 10 science instruments include two for ingesting and analyzing samples of powdered rock that the rover's robotic arm collects.
在它所携带的10台科学仪器中，有两台仪器可以吸收并分析探测器机械臂所收集的岩石粉末样品。
You take one very large mirror and hang it to form an arm, then hang two more mirrors perpendicular to it to form an L-shape.
想象一下，你有一块很大的镜子，把它作为一条边，然后用另外两块镜子与它垂直放置作为另一条边。
Three foot bone fossils, including two toes, and one arm fossil all retained big tooth marks due to feeding.
三块肢骨化石，包括两块趾骨化石和一块上肢化石都啃咬后留下的大大的牙印。
Two women in widow's black touch his arm sociably as he passes the street corner where they sit singing folk songs to each other.
经过街角的时候，两个身穿黑色寡妇衣、坐在那儿互唱歌谣的女子很友好地碰了碰他的胳膊。
Oh, I know the seats are built so that one arm rest is shared by two passengers.
噢，我知道椅子这样设计就是为了让两个乘客共用一个扶手。
Researchers at Korea University in Seoul have transmitted data at a rate of 10 megabits per second through a person's arm, between two electrodes placed on their skin 30 centimetres apart.
首尔韩国大学的研究者已经可以通过人的手臂在放在皮肤上的两个相距30cm的电极之间传输数据，速度可以达到每秒10 m。
Tim Hemmes’ operation took two hours. He had practiced imagining arm movements inside brain scanners, to see where the electrical signals concentrated.
TimHemmes的手术花了两个小时，他在脑CT中练习想象着手臂的动作，然后得知他大脑中哪部分的电信号集中。
Other than the fact that some modern birds fight with their wings, Longrich and Olson cite two broken arm bones which show signs of healing.
除了一些现代鸟类使用翅膀进行攻击的事实以外，Longrich和Olson还列举了两块被破坏的臂膀骨骼，表明其“治愈性进化”的事实。
It wouldn't hurt to call sometimes and invite them down for a minute or two. They might come with bags of groceries in each arm.
偶尔给家里打打电话不会有什么困难吧，或者邀他们下来坐两分钟也好，他们会一手拿一只袋子的。
New infrared images of the Milky Way show just two major spiral arms, Scutum-Centaus and Perseus, along with a newly discovered arm called Far 3kpc Arm.
左边是银河系的目前结构，显示其两条主螺旋臂，右边是较早的银河系图像，有四条主螺旋臂。
The only problem was, nobody at the station had an arm small enough to actually reach in through the two-and-a-half inch opening and pack grease around the bearing.
可是执行这个办法的最后的一个困难在于站里没有一个人的手臂小到可以伸进这个只有2.5英寸的开孔，他们无法把油脂涂抹到轴承的四周。
Given that his firm owns two of the nation’s most well-known companies, Chrysler and GMAC, the finance arm of General Motors, he acknowledges, “Our approach may have been a mistake with the public.”
他的公司拥有两家全国知名的大公司，克莱斯勒（Chrysler）和通用汽车金融服务公司（GMAC，通用汽车的金融业务分公司），他承认，“我们处理公共关系的方法可能有错误。”
The experimental evidence suggests that a particularly good way of activating the cell-killing arm of the immune system is to use two vaccines based on different antigens.
实验之中的种种迹象表明一个能够充分发挥免疫系统的抗病毒能力的方法，那就是同时使用两种能够辨认不同种类抗原的疫苗，一为主，一为辅，一种负责刺激免疫系统,使其做好攻击艾滋病病毒的准备;
Doctors removed the two new melanomas — one on his temple, another on his left arm — and at least one of his lymph nodes as well, likely to ensure that the cancer had not spread.
医生第二次又切除了他身上的两个黑素瘤，一个长在太阳穴上，另一个长在他的左臂上。幸好他至少有一个淋巴结是健康的，说明癌细胞应该还没有扩散。
He never went out without a book under his arm, and he often returned with two.
他在出门时，手臂下从来只夹一本书，而回家时却常常带着两本。
He never went out without a book under his arm, and he often returned with two.
他在出门时，手臂下从来只夹一本书，而回家时却常常带着两本。
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