knob

1.（用以开关电视机等的）旋钮a round switch on a machine such as a television that you use to turn it on and off, etc.

1.【机】旋钮,按钮,调节器

2.疖,瘤,疙瘩;〈俚〉头

3.门拗,门把,拉手,球形捏手

4.球形突出物;(树干等的)节;(棒等的)圆顶

5.(旗竿,桅杆上的)雕球饰,顶华

6.(砂糖等的)团粒,团块

7.〈美〉圆丘;丘陵地带

1.使有球形突出物;在...上生疖(长瘤)

2.给(门等)装球形捏手

3.(琢石时)将(多余石块)敲掉

4.鼓起,突出

1.a round handle on a door or drawer; a round switch on a piece of equipment; a small round lump on the surface of something; the round top of a stick or post

2.a small piece of something

3.a man’s penissex organ