Okay. Now we're going to go on and talk about a woodwind instrument here so Lynda, come on up.

好,我们继续,谈谈木管乐器,琳达请上来

youdao

Okay. Now we're going to go on and talk about a woodwind instrument here so Lynda, come on up.

好,我们继续,谈谈木管乐器,琳达请上来

youdao