驴用四条腿站起来，绕着圈走。
The Donkey lifted himself on his four feet and walked around the ring.
他学会了用四根手指做不同的事情。
最后他说：“你愿意用四便士买下我这本书吗？
At last he said: "Will you give me four pennies for the book?"
在更换电源之前，我们必须从望远镜上取下一个用四个螺丝固定的扶手。
Before we could replace the power supply, we would have to remove from the telescope a handrail fixed with four screws.
据专家说，显然 Pedals有一条腿或一只熊掌受伤，这使它不能舒服地用四肢行走。
Pedals apparently has an injured leg or paw that doesn't allow it to walk comfortably on all fours according to experts.
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.
用四极质量分析仪对碳化硅颗粒表面吸收的气体进行了分析，获得了碳化硅颗粒的表面化学成分。
The gases absorbed on the surface of SiC particles are analyzed with the quadripole mass analyzer.
他们用四轮马车把货物运到市场。
用四极质谱计来测量放电前后杂质的变化。
A quadrupole mass spectrometer is used to measure the changes in impurities before and after the discharge.
本文用四氧嘧啶将小鼠建造成糖尿病动物模型。
The model of experimental diabetes was built with Alloxan in mouse.
用四元数方法建立起卫星动力学方程和运动学方程。
The satellite dynamics equation and kinematic equations are built with the method of quaternion.
给出了用四元数表示的刚体姿态调节问题的两种控制规律。
Two control laws are presented for attitude regulation of a rigid body expressed by unit quaternion.
方法：用四道记录仪记录胃窦环行肌条的自发性收缩活动；
METHODS: Spontaneous contraction of gastric antral circular muscle of rats was recorded by four channel physiograph.
方法用四动脉阻断法造模，观察背侧海马神经元的超微结构；
Electron microscope was used to observe the ultramicrostructure of dorsal hippocampal neurons.
介绍了用四苯基卟啉铝络合物催化体系合成高分子量聚醚的方法。
This paper introduces the synthesis of the high molecular weight polyether by using metalloporphyrin complex catalyst system.
内部，新的办公室用四根钢柱跨过舞台，容纳剧院的管理和生产团队。
Inside, new offices straddle the stage on four steel columns, housing the theatre's administration and production team.
只要购买的物品都会被递送到，最初是用四轮马车，因为顾客是上帝。
Anything purchased could be delivered - initially in horse-drawn wagons - because the customer was king.
目的介绍一种用四氮唑蓝（MTT）为底物的酶反应定量比色分析法。
Objective To introduce a quantitative colorimetric assay based on a tetrazolium salt (MTT).
为了确保床不会因为风太大或是动作太大而飘走，床用四根钢缆拴在墙上。
To make sure that the bed doesn't float away because of hard wind or weird movements, it's tethered to the walls by four cables.
只是有翅膀用四足爬行的物中，有足有腿，在地上蹦跳的，你们还可以吃。
There are, however, some winged creatures that walk on all fours that you may eat: those that have jointed legs for hopping on the ground.
工资的一部分取决于工人在一小时内加工鱼的数量，最快的工人用四刀就能解决一条鱼。
With their pay partially determined by the number of fish they can process in an hour, the best workers can do this with just four cuts of the knife.
但改变工作安排还产生了一个出人意料的结果：用四天完成的工作比用五天完成得更好。
But there's one surprising effect of the changed schedule: better work gets done in four days than in five.
为了探讨实验性糖尿病对胰腺腺泡细胞的影响，我们用四氧嘧啶对小鼠建造糖尿病模型。
The model of diabetes mellitus was built with Alloxan in mouse in order to investigate the effects of experimental diabetes mellitus on pancreatic acinar cell.
用四溴双酚a、环氧氯丙烷和丙烯酸为原料合成了阻燃型乙烯基酯树脂，其阻燃性能良好。
Flame retardant vinyl ester resin using tetrabromo bisphenol a, epichlorohydrin, acrylic acid as raw materials was also synthesized, Its flame retardant property was excellent.
本文用四系数的低阶谱模式研究了一个可移动风应力强迫作用下的海流方程多态解的问题。
Multiple solutions to ocean equations under the influence of moving wind-stress with four Fourier comPonents are studied.
用四到六页讨论了每个条目，Neward定义了典型问题或难题，并讨论了他们的技术标准。
In a four-to-six page discussion for each item, Neward typically defines problems or issues and suggests techniques to address them.
但这时大量海水从渗漏处迅速涌入船舱，即便用四台水泵不停地抽水，还是很难继续浮在海面上。
But now the sea was found to be pouring in through the leaks so rapidly that, even with four pumps constantly going, they could scarcely keep her afloat.
FST生产各种系列的角接触球轴承，同时还生产轧机用四点接触球轴承及机床用组合角接触球轴承。
FST production of various series of angular contact ball bearings, rolling mill also produced a four-point contact ball bearings and machine tools combined angular contact ball bearings.
介绍一种形成包络面（等距面）的实用方法，提出一种用四坐标数控铣床加工整体叶轮的程序计算方法。
A practical method for formation of envelope surface is introduced in the paper. And a programmed calculation method for manufacturing integral impeller with a four-coordinate NC miller is presented.
介绍用四甲基联苯胺分光光度法测定水中余氯的原理、氯标准曲线的绘制、样品测试，该方法的结果与讨论。
The principle of spectrophotometry with tetramethyl-benzidine, the drafting of chlorine standard curves, sample tests, and the results and discussions of the method are introduced.
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