Plug-ins are the key components of the architecture.
插件是架构的关键组件。
2
The BuddyNote plug-in demonstrates key functionality necessary when extending the Lotus Sametime user interface, such as performing the following actions.
BuddyNote演示了扩展Lotus Sametime用户界面所需的关键功能，例如执行如下操作。
3
During this time we have learned many lessons and revised some of the plug-in's key elements, including the architecture framework.