non-counting keyboard

例句：

1. 1.The non-counting keyboard is a great tool for typing.
   非计数键盘是打字的好工具。
2. 2. She bought a non-counting keyboard for her new computer.
   她为她的新电脑买了一个非计数键盘。
3. 3.The non-counting keyboard is easy to use and has a large keypad.
   非计数键盘易于使用，键位大。