a turn off b turn on c turn over d turn down这几个短语的意思都是
![预订 60-second pain turn down: easy chron. [9780998332314]](https://i.ssjz8.com/upload/0/t13.baidu.com%2fit%2fu%3d1960798915%2c1661494103%26fm%3d224%26app%3d112%26f%3dJPEG%3fw%3d500%26h%3d500 "turndown,turnaround")
预订 60-second pain turn down: easy chron. [9780998332314]
arrow left side wind road signpost sign turn no only cursor
![预订 the voice of your dreams: turn down . [9780997035131]](https://i.ssjz8.com/upload/0/t15.baidu.com%2fit%2fu%3d922087667%2c1245041738%26fm%3d224%26app%3d112%26f%3dJPEG%3fw%3d500%26h%3d500 "turndown,turnaround")
预订 the voice of your dreams: turn down . [9780997035131]
india inc in downturn