Most want dogs as pets, but perhaps what you are looking for is a guard dog or watchdog.
最想为宠物狗，但也许你正在寻找的是一个警卫狗或看狗。
2
In addition, this paper discusses software anti-jamming technology, and analyses the watchdog technology (WDT).
本文还论述了软件抗干扰技术特点，对“看门狗”技术进行了分析。
3
It can not only realize signal conversion, measure control, date analyze and display function, but also improve system stability and anti-jamming for using watchdog.