plug-in

英 [ˈplʌɡ ɪn]

美 [ˈplʌɡ ɪn]

adj. 可插入插头的; 插入式的; 插入(以扩展功能)的; 外挂的
n. 插件; 外挂程序; (连接车库等电源的)发动机预热器接线

复数：plug-ins　

牛津词典

adj.

可插入插头的；插入式的
able to be connected using a plug
1. a plug-in kettle
  电源插入式水壶
插入（以扩展功能）的；外挂的
able to be added to a computer system so that it can do more things
1. a plug-in graphics card
  插入式图形卡

noun

插件；外挂程序
a piece of computer software that can be added to a system so that it can do more things
（连接车库等电源的）发动机预热器接线
a connection to an electricity supply in a garage, etc. so that you can use an electric heater to warm the engine of a car, so that it starts more easily

ADJ 插入式的；带插头接点的
Aplug-inmachine is a piece of electrical equipment that is operated by being connected to an electricity supply or to another piece of electrical equipment by means of a plug.
1. ...a plug-in radio.
  插入式收音机
N-COUNT 插件；插件程序
Aplug-inis something such as a piece of software that can be added to a computer system to give extra features or functions.
1. ...a plug-in memory card.
  内存插卡
2. ...plug-in software modules.
  插件式软件模块

noun

a printed circuit that can be inserted into expansion slots in a computer to increase the computer's capabilities
Synonym:circuit boardcircuit cardboardcardadd-in

If your application already has a plug-in framework, this may be a good option.
如果应用程序已经具备了一种插件框架，那么这种方法将是一个很好的选择。
A research project called Bluegrass built a software collaboration tool as an Eclipse plug-in.
一个称为Bluegrass的研究项目以Eclipse插件的形式构建了一个软件协作工具。
In the plug-in xml file, we add a view extension.
在插件的xml文件中，我们将添加一个视图扩展。
After Firefox is installed, launch it and then download and install the Firebug plug-in.
安装了Firefox之后，启动它，然后下载和安装Firebug插件。
You might want to download and install the Eclipse plug-in, although it's just for development purposes.
您可能希望下载和安装Eclipse插件，但这仅用于开发用途。
Downloading and installing the UI library isn't like installing the jQuery core or a plug-in.
下载和安装UI库与安装jQuery核心代码或插件不一样。
For example, in the next section, I write a plug-in to display information.
例如，在下一节中，我编写了一个用于显示信息的插件。
Custom plug-in implements the Plug-in interface.
自定义插件实现了Plug-in接口。
Finally, you are done with writing and testing the plug-in.
最后，编写和测试插件都做完了。
Save the updates to the plug-in and the update site.
保存对插件和更新站点的更新。