a plug-in kettle的用法和样例：
- Netman functions as a plug in for the Smartworks family of Application suite.
netman的职能作为一个插件在为smartworks家庭的应用套件。It seamlessly integrates with other plugins (like Smart tracker) to provide a better way of managing helpdesk requests.
- The TV compere gave her new record a plug.
- He managed to get in a plug for his new book.
- Yes, there is an option to a plug in, but come on, which is more popular, YouTube or MSN Soapbox?
- Will you plug in the tape recorder for me?