He fell off the 20ft-high bridge, landed among power cables and ended up on the rails.
他从20英尺高的桥上摔下来，落在电缆之间，最后落在铁轨上。
Collapsible portable aluminum frame, solid front, solid rear wheel plastic wheel box, up on the rails, after the hand with self-locking brakes, seat belts.
可折叠便携式铝合金车架，实心前轮，塑料轮框实心后轮，上翻扶手，自锁式后把手连刹车，安全带。
Rails runs the up methods on all migrations that haven't been run yet.
Rails运行所有还没运行的迁移上的up方法。
Although I can't guarantee that the framework will deliver on its promise of joy, the statement does a good job of summing up Rails' qualities.
虽然我不能保证框架确实会提供它所承诺的轻松快乐，但是上面这句话确实很好地总结了Rails的品质。
We use Rails on the front end, with our own custom builders on the back end. We are using Amazon's EC2 to scale builders up and down as need dictates.
我们使用Rails作为前端，后端采用的是自己定制的构建器，同时使用Amazon的EC2来根据需要扩充或是降低构建器的数量。
To continue to take advantage of the flexibility of Ruby on Rails migrations, without giving up the power that comes with XML, let's create a separate table to store XML data.
为了继续利用Rubyon Rails迁移的灵活性，同时保持XML的强大功能，我们要创建一个单独的表来存储XML数据。
A third possibility came up when one of the graduate students working on the Assistments team suggested rewriting the system using Rails.
第三个可能性产生于一个工作在Assistments团队中的研究生建议用Rails重写系统时。
In fact, the framework's proponents claim that Ruby on Rails developers can be up to ten times more productive than they would be when using traditional J2EE frameworks.
实际上，框架的支持者们声称Rubyon Rails开发人员的生产率最多是使用传统J2EE框架的10倍。
Right now, I'm concentrating on writing tutorials, articles and improving Apotomo, we will see if the core guys come up with a Cells replacement in Rails 3.
现在，我主要在编写教程，文章以及改进Apotomo，我们可以期待一下在Rails3中使用的Cells吧。
Zipping around the city on elevated rails using maglev technology, the pods will ferry up to three people directly to their destinations – no driving required.
采用磁悬浮技术在环城的高架轨上，运输舱能将三个人直接送达目的地——没有驾驶要求。
Instead of taking up space in the building for a motor room to run the elevator, these models have motors inside the elevator shaft, mounted on the rails that the cars run on, he said.
他还说，现在不需要占用建筑物空间做电机室去运行电梯，这些模型在电梯井里配有电机，在电梯箱运行的轨道上。
Several of them outflank in from the gate, and some others climb up the staircase, just about to jump on the rails . He is at the end of the road.
几个敌军从大门处包抄进来，几个敌军攀上了直梯，就要上到传输轨道，他已经进退无路了。
A revolving system on each grinding unit allows on-the-move exchange between four rows of grinding stones, putting a replacement set of grinding stones onto the rails whenever one set is used up.
每个打磨单元中的循环系统使四列磨石在移动中交换，一组用完马上更换另外一组磨石。
The wire ropes which support the car are fixed to a heavy counterweight which moves up and down the lift shaft on separate guide rails.
支撑电梯厢的钢丝绳另一端固定在一个平衡配重上。 平衡配重在升降井里沿着单独的导轨上下移动。
The wire ropes which support the car are fixed to a heavy counterweight which moves up and down the lift shaft on separate guide rails.
支撑电梯厢的钢丝绳另一端固定在一个平衡配重上。 平衡配重在升降井里沿着单独的导轨上下移动。
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