请大家帮我翻译一段英语,谢谢拉Your system clock appears to have been set ba

请大家帮我翻译一段英语,谢谢拉
Your system clock appears to have been set back, possibly in an attempt to defeat the security system on this program. Please correct your system clock before trying to run this program again. If your clock is correct, please contact the author of this program for instructions on correcting this error (report code CCB-F).是啥意思啊,知道的请说下,呵呵~~