来自MSN

Keyboard: Why are there markings on the F and J keys of a keyboard? This idea was patented ...

Keyboard F and J Marking Line Use: Whether you're a desktop user or a laptop user, have you noticed something on your system's keyboard? Have you seen the raised lines (marking lines) on the F and J ...
来自MSN

These Secret F13–F24 Keys Still Work on Many Keyboards

Tech expert ThioJoe reveals that secret F13–F24 keys still work on many keyboards and how to use them. Trump's Reaction to Melissa Hortman Flag Question Sparks Anger ‘The Love Boat’ cast sets sail ...