very good at doing something because you have a lot of experience of doing it

She is a confident and practised speaker who always impresses her audience. 她是个自信而又老练的演讲者，总能打动观众。

He is practised in the art of public debate. 他精于公开辩论的技巧。

We need someone who is practised at negotiating business deals. 我们需要擅长商务谈判的人。

A practised skill has been obtained from a lot of practice.

She performed the song with practised skill. 她演唱这首歌时表现得训练有素。