behaviour by which a person does harm to himself or herself
masturbation (= the act of giving yourself sexual pleasure by rubbing your sexual organs)
tự ngược đãi bản thân
/ˌself əˈbjuːs//ˌself əˈbjuːs/behaviour by which a person does harm to himself or herself
masturbation (= the act of giving yourself sexual pleasure by rubbing your sexual organs)