He's determined to speak at the Democratic Convention.

他决心在民主党大会上发言。

Did you speak at the meeting?

你在会上发言了吗？

They invited Ken Kesey to come and speak at the convention, at the teach-in.

他们邀请肯·凯西来大会上演讲，在宣讲会上。

Your Excellencies, ladies and gentlemen, it is an honor to be invited to speak at this closing ceremony of this annual conference.

尊敬的阁下，女士们，先生们，很荣幸受邀在这次年会的闭幕式上讲话。

Fatina will speak at the meeting.

法季纳将在会上发言。