stylus

名词 stylus:

1. a sharp pointed device attached to the cartridge of a record player
2. a pointed tool for writing or drawing or engraving
   同义词：style

1. An instrument for recording variations in pressure, as of the blood, or in tension, as of a muscle, by means of a pen or stylus that marks a rotating drum.
   压力记录器，记波器一种记录压力(如血压)或张力(如肌肉张力)变化的仪器，它通过一支笔或记录针的方式描出旋转的轨迹
2. A term sometimes applied to a stylus in a thermal matrix printer.
   有时用来指热敏点阵打印机的触针的一个术语。