这些方法很简单，但是确定后退和前进按钮的状态时很有用。
They are simple methods, but will be helpful in determining the state of the back and forward buttons.
浏览器工具栏中的后退和前进按钮指引着浏览器从一个页面移动到另一个页面。
The backward and forward buttons on your browser's toolbar direct the browser from page to page.
您还可以通过后退和前进按钮在您已经浏览过的页面间进行前后跳转。
You can also move back and forth between the pages you have already viewed using the back and Forward buttons.
单击应用程序的后退和前进按钮时，不会在堆栈中添加新的事件，而是移动堆栈的指针。
When clicking the backward and forward buttons for the application, we won't be adding new events to the stack but we will be moving the pointer within the stack.
添加后退和前进按钮处理程序时，还将调用该函数，根据保存到历史堆栈中的事件ID来更新页面。
When adding the backward and forward button handlers, you will also see that this function is called to update the page from the event IDs we have been saving to the history stack.
如果站点使用Ajax更新的速率过快，用户可能会以为后退和前进按钮以及书签出现了问题。
Users might perceive the Back and Forward buttons and bookmarks to be broken if a site is updated too often with Ajax.
而页面缓存则把整个页面作为一个单独的实体来存储，所以在页面浏览中后退和前进的时候，页面可以马上从缓存中装载。
The page cache stores the entire page as a single entity, so when shuffling between pages using the back and forward functions of the browser the page loads immediately from the cache.
我们的目标是创建一组可用的历史记录按钮：后退、前进和刷新，如图1所示。
Our goal is to create a set of functional history buttons: backward, forward, and reload, which are shown in Figure 1.
使用iF ramePortlet时，浏览器的“后退”、“前进”和“刷新”按钮会导致操作不一致。
When iFrame portlets are used, the Back, Forward, and Refresh buttons browser appear to operate inconsistently.
可以在应用程序中添加Web浏览器上常见的后退、前进和刷新按钮来导航自定义的历史堆栈。
Backward, forward, and reload buttons common to Web browsers can be added to our applications to navigate our custom history stack.
数据库模式中的每个变化都有自己的迁移对象，迁移对象包装了前进和后退。
Each change in the database schema has its own migration object, encapsulating a move up and a move down. Listing 1 shows an empty migration.
另一些操作也都应用了类似iPad的手势，比如在Safari浏览器中前进、后退、放大页面，在桌面和dashboard间切换等，一开始使用可能还会感觉有些晕。
Other iPad-style gestures take you forward or back and zoom into pages in Safari and shift from your desktop to Lion's Dashboard widgets — which may lead to confusing moments at first.
在维和行动和其他问题上，巴西的全球野心应该会“前进两步，后退一步”。
In peacekeeping as in other matters, Brazil's global ambitions tend to move two steps forward and one back.
“前进”和“后退”按钮也挪到了标签栏，就是窗口的左上角。
The forward and back buttons are moved into the TAB bar, placing them in the top-left corner of the window.
例如，您可以添加典型的web浏览器功能，比如，前进和后退按钮、一个地址栏、或者书签。
For example, you could add typical web browser features like back and forward buttons, an address bar, or even bookmarks.
在Windows和Linux 中，等待函数会挂起当前进程的执行，直到它完成等待，不过，在 Windows中可以选择在指定的时间后退出。
Wait functions, in both Windows and Linux, suspend the execution of the current process until it completes, but in Windows there is an option to exit by specifying a time value.
这使得迁移的代码模型与 C#转换组件保持一致，这样模型就能够参与到 UML-to-C# （向前进）和 C#-to-UML （向后退）的转换中。
This makes the migrated code model compatible with the C# transformation components, which enables the model to participate in UML-to-C# (forward) and C#-to-UML (reverse) transformations.
如果美国对巴勒斯坦人民权利承认的政策没有基本和真实的改变，我认为这个奖项不会对我们的前进和后退产生什么影响。
If there is no fundamental and true change in American policies toward the acknowledgment of the rights of the Palestinian people, I think this prize won't move us forward or backward.
当我们有和方向有关的信息需要传达时(上或下，前进或后退)，方位是个很有用的变量。
This is a useful variable to employ when you have directional information to convey (up or down, backward or forward).
如果你点击浏览器上的前进和后退按钮，浏览器就会根据你看过的页面历史向前或向后进行导航。
We click the browser's back and forward buttons and the browser navigates backward and forward through the history of pages we've seen.
点击浏览器的前进和后退按钮，浏览器就会在你的浏览历史中向前或向后导航。
Click the browser's back and forward buttons and the browser navigates backward and forward through the history of pages you've seen.
每当一种新技术出现，我们总会经历一些前进和后退的反复。
Every time a new technology arrives, we go a couple of steps forward and a couple of steps backward.
“不可能思维”和“可能思维”就像魔咒，推着你前进或后退。
"Impossible thinking" and "may be thinking," like magic spells, pushes you forward or backward.
他使得轧辊上面的一排卡，显示它可以前进和后退。
He makes it roll on top of the row of CARDS, showing it can go forward and backwards.
运动战的特点之一，是其流动性，不但许可而且要求野战军的大踏步的前进和后退。
One of the characteristics of mobile warfare is fluidity, which not only permits but requires a field army to advance and to withdraw in great strides.
运动战的特点之一，是其流动性，不但许可而且要求野战军的大踏步的前进和后退。
One of the characteristics of mobile warfare is fluidity, which not only permits but requires a field army to advance and to withdraw in great strides.
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