The service information (SI) is the data used to describe transport system, transport content and data streamtime table, and also is the additional data used to complement MPEG-2 PSI.
业务信息（ SI ）是用来描述传送系统、传送内容和广播数据流时间表等的数据，是补充MPEG 2节目说明信息（ PSI）的附加数据。
2
When it was time to launch, I realized I had made my boat too far from the nearest stream.
到了下水的时候，我意识到我的船离最近的小溪太远了。
3
This traditional server emits the current time to a connected client, but for SCTP, I emit the local time on stream 0 and Greenwich Mean time (GMT) on stream 1.