Don't forget also to check the system man pages for individual functions like backtrace(), backtrace_symbols(), signal(), abort(), and pthread_exit(). 此外,不要忘记参阅个别函数的系统手册,比如backtrace()、backtracesymbols()、signal()、abort()和pthreadexit()等。
The smart UAV can also abort the attack and continue loitering if enemy radar signal disappears during the attack. 如果敌人的雷达信号在攻击期间消失,智能的UAV也能中止攻击并盘旋。