She's learnt the whole speech off by heart.

她把整篇讲话都背熟了。

《牛津词典》

She finished her speech off and on.

她断断续续地完成了她的演讲。

youdao

He carried the speech off well despite feeling very nervous.

尽管他感到非常紧张，但总算把演讲顺利地讲完了。

youdao

It was kicked off last June by President Nicolas Sarkozy, who announced in a major speech that the face veil, which he called a burqa, was against French values and not welcome in France.

VOA: standard.2010.01.30

With Anne Hathaway, the Golden Globes speech came off as rehearsed word for word.

CNN: Why you love to hate Anne Hathaway

His widely admired concession speech set off speculation that he might try to run again in 2004.

ECONOMIST: The end, at last

It was after having given that speech, by the next year the speech was off your Web site.

CNN: Part 1 of CNN Democratic presidential debate