inkless pen recorder

例句：

1. 1.The inkless pen recorder is a great tool for taking notes on the go.
   无墨水钢笔记录器是随身携带记笔记的好工具。
2. 2. This inkless pen recorder allows you to take notes without worrying about running out of ink.
   这个无墨水钢笔记录器让你不用担心墨水用完了。
3. 3. The inkless pen recorder is perfect for students who need to take notes quickly and efficiently.
   无墨水钢笔记录器非常适合需要快速高效记笔记的学生。