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

• Within the callback function, we compare the newly returned value and the previous value.
  在回调函数中，我们将新返回的值与以前一个值进行了比较。
• This code, which demonstrates server-side DOM, JavaScript code, and callback, is shown in Listing 1.
  此代码演示了服务器端DOM、JavaScript代码和回调，如清单1所示。
• However, you can develop a custom callback handler to pass the user ID and password dynamically.
  但是，您可以创建一个自定义回调处理器，动态传递用户ID和密码。
• This is indicated by the callback parameter on the query.
  这由查询中的callback参数指出。
• 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。
• This is a callback example.
  这是一个回调的例子。
• 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。
• 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）。
• 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。
• 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。