on-line support program的用法和樣例：
例句
- Online support comes in the form of forums, chat rooms, online bulletin boards, e-mail, or live instant-messaging support.
在線支持通過論壇，聊天室，在線公告牌，電子郵件，或者實時消息這些形式來實現。 - The post-sale service portfolio that comes with the disk-to-disk backup and data archiving project ranges from online support to onsite support.
本硬碟對硬碟及數據歸檔工程提供從在線支持到現場支持的售後服務項目。
