switch knob造句

例句与造句

1. There is no switch knob on the surface . the sensor electrode ( electrode ) is located inside of case
   在面板表面上没有开关按钮（可设计为一平面） 。感应传导体设置在外壳的内部。
2. It's difficult to find switch knob in a sentence. 用switch knob造句挺难的