speak at

基本解釋

Did you speak at the meeting?
你在會上發(fā)言了嗎?
《新英漢大辭典》
That’s why I was invited to speak at your graduation.
這就是為什么我被邀請來在你們的畢業(yè)典禮上演講。
For example, if you send me an invitation to speak at a conference and I ask what the topic is, you might reply with just the topic, snipping out all the details of the conference.
舉個例子，如果你給我發(fā)送一封郵件，邀請我在一個會議上發(fā)言，我問發(fā)言的主題是什么，你可能只回復(fù)我這個主題，剪去了所有關(guān)于這個會議的細(xì)節(jié)。

In nineteen seventy-six, she was asked to speak at the Democratic National Convention which nominated Jimmy Carter.
OK, so now, Romeo: "shall I hear more, or shall I speak at this?" Fellows, a bit of advice, don't interrupt.
現(xiàn)在，羅密歐，我是繼續(xù)聽下去呢,還是現(xiàn)在就對她說話，同學(xué)們，有點建議，別打斷。
麻省理工公開課 - 固態(tài)化學(xué)導(dǎo)論課程節(jié)選
So I would highly suggest for everybody in the world to speak at least two languages.
所以我向這個世界上的所有人強烈建議，至少要懂兩種語言。
必須掌握兩門語言 - SpeakingMax英語口語達人

Please be cognizant of the fact that not everyone gets to speak at every event.
FORBES: Las Vegas "MoneyShow" and Circus