本文给出了分别由约化环类和s -弱正则环类确定的上根的一些基本性质。
Some basic properties of the upper radicals determined by the classes of reduced rings ands-weakly regular rings are presented respectively.
第二项任务完成后，E故意动作明显地归零秒表，放在一边，然后拉回凳子，点上根烟说道
After the half hour on the second task was over, the E conspicuously set the stop watch back to zero, put it away, pushed his chair back, lit a cigarette, and said
还有，别忘了立体农场基本上根免于户外耕种所遭受的口诛笔伐：化肥用不着了，化石燃料燃烧产物不需要排放了，更不必和森林草原抢地盘了。
And do not forget that we will have largely eliminated the mega insults of outdoor farming: fertilizer runoff, fossil-fuel emissions, and loss of trees and grasslands.
伊丽莎白心不在焉地从他的翻领上拈起了一根线。
钢筋混凝土的使用使建筑者们能将一个轻巧的混凝土穹顶架在8根细柱上。
The use of steel and concrete has allowed the builders to perch a light concrete dome on eight slender columns.
艾迪把他的自行车停靠在一根路灯柱上，然后用挂锁锁上了。
Eddie parked his bicycle against a lamppost and padlocked it.
附近的一幢二层楼颤巍巍地倚在一根柱子上，像一只四四方方的火烈鸟。
The second story of a nearby house perches on a single pillar, like a boxy flamingo.
随着他“砰”的一声在我的申根签证上盖了章，我就可以自由地在欧洲大部分地区漫游了。
With a "bang" of his stamp on my Schengen visa, I was free to roam much of Europe.
第二艘船上的一根绳子系在鲨鱼的尾巴上，但多次将鱼拖进水里的努力都失败了。
A rope from the second vessel was secured around the shark's tail, but repeated efforts to tow the fish into the water failed.
约翰戴上了安全带，并把它系在了一根柱子上。
他低下了头来缓解脖子的疼痛，眼睛停留在脚下生锈的铁链上，那铁链绕在一根金属杆上。
He looked down to relieve the pain of his neck, and stared at the rusty chain at his feet, which coiled around a metal rod.
他们茫然地看着他，他们的棍子在他们的背上，在每根棍子上都有一个包裹。
They gazed blankly at him, their sticks over their backs, and on each stick a bundle.
拉希姆把一根绳子的一端系在儿子的牙齿上，另一端系在他的全尺寸商用直升机上。
Rahim tied one end of a string around his son's tooth, and the other end to his full-sized commercial helicopter.
汉斯接过肉，把它系在一根绳子上，然后把它拖在身后。
Hans takes the bacon, ties it to a rope, and drags it away behind him.
说着，她抬起头，猫又出现了，坐在一根树枝上。
As she said this, she looked up, and there was the Cat again, sitting on a branch of a tree.
这只壁虎栖息在一根树枝上，它与周围环境融合得如此之好，以至于在树叶中很难发现它那盘状的身体。
The gecko, perched on a branch, has blended itself into its surroundings so well that its coil-shaped body is hard to spot amid the foliage.
这些标识是用一根末端为楔形的手写笔在潮湿的泥板上刻下的。
The logograms were incised on damp clay tablets with a stylus with a wedge shape at its end.
在一棵其它叶子都掉光的树顶上，还有两片挂在一根细枝上：奥立和特鲁法。
On the tip of a tree which had lost all its other leaves, two still remained hanging from one twig: Ole and Trufa.
事实上，她站在一根竹子上。
每根稻秆上都有几百粒稻谷。
Each stalk of rice has several hundred grains of rice on it.
太阳照在那根长杆上，形成一道影子。
The sun shone on the tall stick and the stick made a shadow.
那样做不好，汉斯，你应该在山羊的脖子上绑一根绳子。
That was ill done, Hans, you should have put a rope round the goat's neck.
例如，篱笆上的一件外套或地板上的一根管子会把它们吓跑。
For example, a coat on a fence or a pipe on the floor would frighten them away.
汉斯抓住格蕾特，把她绑在一根绳子上，带她到饲料槽，把她捆得紧紧的。
Hans takes Gretel, ties her to a rope, leads her to the rack, and binds her fast.
上龙用四根桨状的四肢推动它庞大的身体在水里游来游去，轻而易举地就能掠食形似海豚的鱼龙。
Using four paddle-like limbs to propel its bulky body through the water, the pliosaur made easy work of passing prey such as dolphin-like ichthyosaurs.
在地球上，重力有助于植物的茎“向上”生长，根“向下”生长。
On Earth, gravity helps a plant's stems and roots to find "up" and "down".
我动手搭建了一个阁楼作床，放置电视机、DVD播放机。我的衣服则挂在一根金属棒上。
I made a loft for my bed, TV, and DVD player. My clothes hang on a metal rod.
事实上，仅在美国每天就会使用掉大约5亿根塑料吸管。
In fact, around 500 million plastic straws are used every day in the US alone.
有一次，当我尝试在一个横杆上做某个技巧时，我摔在了石头上，手上的一根神经损伤了，托比走过来，扶我站起来，并说：安全，伙计，注意安全。
Once, when trying a certain trick on the beam, I fell onto the stones, damaging a nerve in my hand, and Toby came over, helping me up: Safe, man. Safe.
原因如下：1830年，一位名叫乔治·兰金（George Rankin）的当地官员用一根绳子把自己吊入洞穴，这根绳子固定在洞穴壁的一个突出石块上。
Here's why: In 1830 a local official named George Rankin lowered himself into the cave on a rope tied to a protrusion in the cave wall.
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