ALARM, Calculator, Calender, Memo, Wold clock, Keyboard lock.

闹钟，计算器，日程表，备忘录，世界时钟，自动键盘锁。

youdao

The num Lock key and virtual numeric keyboard are gone.

数码锁定键和虚拟数字键盘都没有了。

youdao

S have rehabilitation disk lock function: more than one minute keyboard automatically locked, again operation to reconsider to unlock, in case the incorrect operation happened.

具有健盘锁定功能：超过一分钟键盘自动锁定，再次操作需重新解锁，以防误操作发生。

youdao

Microsoft just unveiled the first major update to Windows 8, and it includes tweaks to nearly every aspect of the operating system: the lock screen, Start menu, Windows Store and onscreen keyboard.

ENGADGET

If I could get used to navigating via the numeric keypad with the num-lock key off, I'd be perfectly happy with the new keyboard.

CNN: Tips and taps to relieve your carpal tunnel and repetitive stress syndrome