适用于舞台演出，户外大小型演唱会等。

They are special used in stage show, concert, outdoor performance etc.

youdao

今天，我邀请了每个人来参加我在我平时演奏的酒吧里的小型演唱会。

Today, I invited everyone to a gig I'm playing at a bar.

youdao

一个小时后，我将在这里举行宣传新专辑《唯一》的小型演唱会，祝我好运吧！

In one hour, I'll be giving a mini-concert here for the promotion of my new album, "the one and Only". Wish me luck!

youdao