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The two main attacks of model theft are:你在海外漂了五六年，又会说好几个国家的话，正是优势，难道就不想趁此机会出头？板栗引诱道。张老太太瞪了郑氏一眼，这是三十晚上，你干啥要惹他？玉米，到奶奶这来。We know that computers can be used for work, study, entertainment, etc. In addition to the necessary computer hardware, software is also needed. Usually, we call a computer with only hardware but no software "bare metal", which cannot do any meaningful work. At present, software can be divided into two categories according to its use: system software and application software. System software is a program designed for computer systems to efficiently use and manage computer software and hardware resources and support the operation of application software. Such as operating systems, programming languages and language processing programs, network system software, system service programs, etc. Among them, Windows operating system is what we often use. Application software is a variety of programs that are user-oriented and written to solve practical problems. It can be written by users themselves or purchased. For example, office XP, Photoshop, Red Alert and so on, which we often use.嘉靖扼腕失声道，文明生来勇武，便是千军万马刀山火海也进退自如。