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

• 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 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。
• 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。
• Finally, in the call to get_request(), we submit the callback information.
  最后，在对getrequest（）的调用中，我们提交了回调信息。
• 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。
• 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。
• 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 a callback example.
  这是一个回调的例子。
• This is indicated by the callback parameter on the query.
  这由查询中的callback参数指出。