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)
双语例句
- 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。 - 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。 - 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。 - 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 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。 - 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。 - This interface registers a callback method that is called when a publication arrives at the subscribing client.
该接口注册了一种回调方法，当订阅到达订阅客户端时，就会调用该方法。 - 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。 - 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。