callback

英 [ˈkɔːlbæk]

美 [ˈkɔːlbæk]

n.  回拨的电话; 打回的电话; 回叫(指计算机或电话系统用户通过连接某台计算机证实自己的身份，然后该系统对之进行回调); (对求职者等的)召回

COCA.29585

牛津词典

noun

• 回拨的电话；打回的电话
  a telephone call which you make to sb who has just called you
• 回拨的电话；打回的电话
  a telephone call which you make to sb who has just called you
• 回叫（指计算机或电话系统用户通过连接某台计算机证实自己的身份，然后该系统对之进行回调）
  a process by which the user of a computer or telephone system proves their identity by contacting a computer, which then contacts them
• （对求职者等的）召回
  an occasion when you are asked to return somewhere, for example for a second interview when you are trying to get a job
• 商品召回（因有安全隐患等）； 回收瑕疵品
  an occasion when people are asked to return goods that they have bought, usually because they are not safe

英英释义

noun

• a request by the manufacturer of a defective product to return the product (as for replacement or repair)
  Synonym:recall

双语例句

• In this code fragment, updatePage() is the callback, and request is the XMLHttpRequest object.
  在这个代码片段中，updatePage（）是回调方法，request是XMLHttpRequest对象。
• This application implements a proprietary callback scheme using two Interfaces defined within VB.
  这个程序实现了一个主程序回调模式，它使用了在VB中定义的两个接口。
• Like built-in DOM events such as onclick and onmouseover, custom events can have callback handlers applied to them.
  与诸如onclick和onmouseover这样的内置DOM事件类似，定制事件也能够让回调处理程序应用于它们。
• In this case both a mouse click handler and a timer callback are waiting.
  在这时，一个“鼠标点击事件处理函数”和一个“计时器回调函数”都在等待执行。
• Each method provides a callback object so that you are notified asynchronously when the remote procedure call is complete.
  每个方法都提供了一个回调对象，这样就可以在完成远程过程调用后收到异步通知。
• System login modules and utility classes ( for example, callback handlers and callbacks) for the sending server.
  发送服务器的系统登录模块和实用工具类（例如，回调处理程序和回调）。
• This is referred in the handle method of the callback handler.
  这在回调处理器的处理方法中被引用。
• The callback is how your server code can verify the username-and-password combination supplied by the client on a request.
  服务器代码使用回调检验客户机在请求中提供的用户名和密码组合。
• Moreover, you can also specify a callback function if you request JSON data from the service.
  此外，如果您向服务请求JSON数据，还可指定回调函数。
• First, assume that your service accepts a parameter called callback in the request URL.
  首先，假设您的服务在所请求的URL中接受了一个名为callback的参数。