able to be connected using a plug插入式的◆a plug-in kettle电热水壶 () that can be added to a computer system so that it can do more things插件的◆a plug-in graphics card图像插件卡▸ˈplug-in
noun
[] () ◆a handheld with a dictionary plug-in带有词典插件的掌上电脑◆downloading and installing plug-ins下载并安装插件