Last but not the least, a speaker has to keep in mind the value of brevity.

最后但并非最不重要的是，演讲者必须牢记简洁的价值。

youdao

Last but not least, excessive use of mobile phones means much less chance of face-to-face interactions with the people who populate their real lives.

最后但并非最不重要的是，过度使用手机意味着与生活在现实生活中的人们面对面交流的机会大大减少。

youdao

Last but not least, I'd like to thank all the catering staff.

最后但同样重要的是，我要感谢所有的餐饮工作人员。

《牛津词典》

But they were not the last. NASA -- the National Aeronautics and Space Administration launched six more Apollo flights.

VOA: special.2009.07.29

010 will be her last year in the academic world, but not the last year of her many many occupations we are looking forward to hearing about that.

010年是她最后一年大学执教生涯，但这并非她的最后一份工作,我们还将期待她的很多其他事业。

普林斯顿公开课 - 人性课程节选

It's only to say that I can't escape the fact that the very first movement of mind, not the last movement but the first movement of mind, is interpretative.

只能说我不能回避的事实,是我思维的第一反应，不是最后反应而是第一反应，就是解读。

耶鲁公开课 - 文学理论导论课程节选

Three months later, Syrian security arrested Fayyad, his first but not last run-in with the authorities.

CNN: A Syrian woman's year of love and fear

But not last year.

BBC: Britain, the world and the end of the free lunch?

In 2010, Chavez declared then-Ambassador Patrick Duddy persona non grata, marking the last time that the US had an ambassadorial presence in Venezuela (but not the last time the two countries have expelled diplomatic personnel).

BBC: Viewpoint: New era for US-Venezuela relations?