1. bad;harmful;undesirable;unhealthy例子Otherreasonsgivenforgirls’badbehaviourarebust-upswithfriendsandfamilyandproblemsassociatedwithpuberty.女生出现不良行为的其他原因还有与朋友及家人不合,以及青春期问题。PoorstudentbehaviorseemstobeanincreasinglywidespreadproblemandIthinkmodernlifestylesareresponsibleforthis.学生行为不良似乎成了一个越来越广泛的问题,我认为现代的生活方式要对此负责任。Bysendingamalformedrequest,itispossibletocarryoutabufferoverrunattackagainstanaffectedsystem.通过发送不良请求,恶意用户可能会对受影响的系统发动缓冲区溢出攻击。Itisratherdifficulttoremovetheunpleasantimpressionsthepublichaveofhim.要消除公众对他的不良印象相当困难。如有用请采纳