There are three main topics on the agenda.
有三个主要议题。
There is one main item to discuss.
有一个主要的事项要讨论。
On the agenda, you will see there are three items.
你会看到议程上有三个事项。

On the table are the deciding price, packaging, and promotional items.
会议要讨论决定产品的价格、包装及促销品这几个事项。
Deciding telemarketing strategies is not on the table.
确定电话营销策略这一问题在本次会议上不予讨论。
All the options we can take are on the table.
我们能做的所有选择都列在议题中了。