烟花恰好在八点开始。

The fireworks begin ___precisely at eight.

你究竟认为问题是什么？

What do you think the problem is, ___precisely?

他出生在乡村，更确切地说是在勃艮第，并且他一直住在那里。

He was born in the countryside, more ___precisely in Bourgogne, and he had always lived there.