The pace of the television experience cannot be controlled by the viewer; only its beginning and end are within his control as he clicks the knob on and off.
观众不能控制电视的播放进度，通过按下电视遥控器的开关按钮，观众才能把控的只有开始和结束。
2
I want the knob at the end of the string to be tinted acrylic to match with the lampshade.
我要绳尾的圆形按扭也是有亚克力与灯罩相配。
3
The opening and closing angel of the cantilevers of the clothes rack can be regulated by a knob at the lower end of a hook.