Rabbit ATG for aplastic anaemia treatment: a backward step?
兔ATG治疗再生障碍性贫血：是一种倒退？
Backward step flow is numerically studied using ICM. Results show that ICM is a promising method.
结果表明，积分单元法是计算后台阶绕流的一种较好的方法。
If every child making progress and reaching their potential is what matters, then Professor Alexander's proposals are a backward step, " he said.
假若每个孩子取得进步和发挥潜力显得那么重要，那么亚历山大教授的建议就是一种倒退。”他说。
The final step came when steam was introduced into the cylinder to drive the piston backward as well as forward, thereby increasing the speed of the engine and cutting its fuel consumption.
最后一步是将蒸汽引入气缸，使得活塞前后推动，从而提高了发动机的速度，降低了燃料消耗。
XML was, of course, designed to express complex and specialized structures for content, and it seems a step backward to use a far less expressive construct just to embed the structure within HTML.
当然，XML是设计用于表示复杂的和专有的内容结构的，而且它似乎倒退了一步，使用表现力更弱的结构却只是为了在 HTML中嵌入这些结构。
Everything that we do is a step in one direction or another, even the failure to do something is in itself a deed. It sets us forward or backward.
我们做的每件事都是迈向一个或另外一个方向，甚至“什么都没做”本身也是一种行为，它让我们前进或倒退。
While moderately expert users were unlikely to have a problem, from a security standpoint, InformationWeek found Firefox 3 a step backward.
可是较为专业的用户在安全问题上可并不想有任何问题，这是信息周发现的火狐3的退步。
During the tests, participants were told to step four paces to the left, right, backward or forward.
在测试过程中，受试者还被要求向前、或向后、或向左、或向右走4步。
After the first step is done, the backward button becomes active, allowing you to move back to a previous human task.
在第一个步骤完成以后，后退按钮将变为活动的，从而使您可以返回到前一个人工任务。
Presently he began to retire backward, step by step, never for an instant removing his eyes from what he saw, or thought he saw.
他慢慢向后退，一步接着一步，而眼神从未离开他盯着的或认为他盯着的地方。
If you take a job that's less than your previous one, you'll need to be able to explain this apparent step backward the next time you're looking.
如果你选择的这份工作还没不如上一份，那么在下次找工作的时候你就要解释得了退步的理由。
Combining JMS and session beans is a step forward in terms of enterprise functionality, but a step backward in terms of simplicity and flexibility.
将JMS和会话bean结合起来使用，这在企业功能性方面是一个进步，而在简单性和灵活性方面却又是一个退步。
He took one step, slipped on a wet spot, fell backward, and hit his back against the hard porcelain bathtub.
刚走一步，他踩在一块湿的地方，摔倒在地，他的背重重摔在陶瓷浴缸上。
Hermione shuddered and took a step backward. Harry shook his head.
赫敏打了个激灵，朝后退了一步。哈利摇了摇头。
They also were measured while stepping as far as they could in three directions: forward, to the side and backward (the maximal step length test).
还要测试他们最大限度地向三个方向跨步，向前、向侧和向后(最大的步长测试)。
Backward-facing step flow is not only a typical example of complex separated flow of fluid dynamics, but also a class of common flow phenomena in many engineering fields.
后台阶流动不仅是流体力学中复杂分离流的一个典型例子，同时也是许多工程领域中一类常见的流动现象。
In this paper, the evolution of eddy structures in the backward-facing step flow was studied by using large eddy simulation.
本文对后台阶分离流动中涡结构的演变进行了大涡模拟，研究了流场结构的变化规律。
The effect of wall roughness on gas-particle flows in a horizontal backward-facing step is studied using a phase-Doppler particle anemometer (PDPA) by measuring the mean and RMS particle velocities.
用相位多普勒颗粒测速仪（PDPA）测量了颗粒的平均与脉动速度，研究了壁面粗糙度对水平后台阶气粒两相流动的影响。
The final step came when steam was introduced into the cylinder to drive the piston backward as well as forward thereby increasing the speed of the engine and cutting its fuel consumption.
最后步骤启动，这时蒸汽被导入汽缸从而驱使活塞像向前一样的向后，从而提高引擎的速度切断燃料的耗费。
The re-circulation and reattachment process in backward-facing step flow is investigated using large eddy simulation (LES).
应用自主开发的大涡模拟程序数值模拟研究了后台阶流动中再附着过程的演变。
Finally, taking one step backward, he clearly and concisely explained his whole situation to the secretary.
最后，他退后一步，简洁而清晰地把自己的全部情况叙述了一遍。
A method of hybrid inference based on forward inference and backward inference strategies is achieved in designing extrusion step analysis expert system.
采用正向推理与反向推理相结合的方法，开发了用于挤压工步分析专家系统的混合控制策略。
Everything that we do is a step in oner direction or another. Even the failure to do something is in itself a deed. It sets us forward or backward.
我们做的一每一件事都是朝着一个或另一个方向前进一步。甚至“没有做任何事情”这件事本身也是一种行为，它让我们前进或是后退。
We give a discretization method for the viscous terms of the two-dimensional shallow water equations , and the obtained discretized equations are used to solve the backward-facing step flow problem.
对二维浅水方程粘性项给出了一个离散方案，并将其应用于求解后台阶流动问题。
For example, when you love someone, changes are all around. Then I step backward, watching it silently, and then I see the true feelings.
比如爱一个人，充满变数，我于是后退一步，静静地看着，知道看见真诚的感情。
Everthing that we do is a step in one direction or another, even the failure to do something is in itself a deed. It sets us forward or backward.
我们做的每件事都是迈向一个或另外一个方向，甚至“什么都没做”本身也是一种行为，它让我们前进或倒退。
Everthing that we do is a step in one direction or another, even the failure to do something is in itself a deed. It sets us forward or backward.
我们做的每件事都是迈向一个或另外一个方向，甚至“什么都没做”本身也是一种行为，它让我们前进或倒退。
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