Turn on and off sound effects or background music.

打开和关闭声音效果或背景音乐。

youdao

The graphics, sound effects and background music will entertain every individual.

图形，声音效果和背景音乐将受理每一个人。

youdao

The graphics, sound effects and background music will entertain every individual.

图形，声音效果和背景音乐将受理每一个人。

youdao