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

• There is an asynchronous callback model and an asynchronous polling model.
  其中包含异步回调模型和异步轮询模型。
• You pass in the URL and a string naming the callback function.
  传递一个URL和命名回调函数的字符串。
• To accomplish this, you can register a callback function with the XMLHttpRequest and then dispatch the XMLHttpRequest asynchronously.
  为了实现这个要求，可以在XMLHttpRequest上注册一个回调函数，然后异步地分派XMLHttpRequest。
• 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 state object is passed to your timer callback function during each timer event invocation.
  在每一个定时器事件被调用时该state对象作为一个参数传递给你的定时回调函数。
• 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。
• 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。
• 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。
• The arguments to this callback function include a transaction handle and a result set.
  这个回调函数的参数包含一个事务句柄和一个结果集。
• This callback could occur directly within MyObserver's update() method.
  这个方法是在MyObserver的update（）方法中直接进行的。