“千真万确”用英语怎么说？

no less

You can use no less as a way of expressing surprise or admiration at the importance of something or someone.

你可以用no less来表达对某人或某事的重要性的惊讶或钦佩。

(用于表示某人或某事很重要)正是，竟然，千真万确

Who should arrive at the party but the prime minister, no less!

来参加聚会的不正是首相吗，千真万确!

I just bought the coolest leather jacket and on sale, no less!

我刚买了一件最酷的皮夹克，而且竟然还是在大减价！