xiangxiangzhongxuebazhibiaoshengdehuamianbingmeiyouchuxian，fanerqinluoyanqianyihua，jigedoudadehanzichuxianzaiqinluomianqian。
“gaishujiazhiguogao，suzhucikehaimeiyouyuedudezige。”
“……”ruguokeyi，qinluohenxiangzhaogedifengzuanjinqu。
wunai，qinluozhinengfangqipojieshijienanti，zhuanerquxialeyiben《sanjiaohanshutuozhanyujiexi》。
“zheixiaozizhendezhuanxingle？”kanzheqinluofangxia《gedebahecaixiang》zhuanerquxiayiben《sanjiaohanshu》，liweinannanziyudao。
congyeershiduonian，tabushimeiyoujianguolangzihuitou，danshixiangqinluozheiyang，haowuzhengzhaodelangzihuitou，liweizheihaishidiyicijian。
“wodaoyaokankanninengzhuangdaoshenmeshihou。”
liweimeiyouzhejilikai，ershijinjindezhanzaiyuandi，daliangzheqinluo。
wufenzhong，shifenzhong，banxiaoshi……
qinluoyijiumeiyoufangxiashouzhongshubendeyisi。
他仿佛沉浸其中。
李卫瞠目结舌。
“学霸值+1”
“学霸值+1”
duiyuliweidedaolaiqinluogenbenbuzhidao，taxianzaizhengmeizizidekanzhezijibuduanzengjiadexuebazhi，tajiuxiangshijiaolexuanmaigenbentingbuxialai。
zheiyikeqinluoganjuezijishouruodeshenquzhengzaizhujianqiangda，kongxudejingshenzhengzaidedaobuchong。meihaodemingtianzhengzaixiangzijizhaoshou。
“keke，tongxue，qingwenzheidaotizenmezuo？”jiuzaiqinluochenjinzaixuexidehaiyangzhongdeshihou，yishenghaotingdenvshengjiangtalahuixianshi。
huitoukanqu，zhijianyigezhangxiangjuanxiudemeizinazhecaogaozhizouleguolai。
“neidaoti，shuolaitingting。”qinluodafangdehuiyingdao。
zuoweiyigezhengzhidexueba，qinluojuedezijiyoubiyaobangzhuxuezha。
“xiexie。”mengmeizixiaoshengshuolejuxiexie，ranghoujiangshouzhongedekebendidaoleqinluodemianqian。
三角函数？
quxianycosx+2y-1=0，xianyanxzhouxiangyoupingyi2/πgedanwei，zaiyanyzhouxiangxiapingyi1gedanwei，dedaoquxianfangchengshi：
zhenghaogangcaikanlesanjiaohanshu，jiudangshiyixiashiliba。
jieguomengmeizishouzhongdezhibi，qinluokaishikuaisudejisuanqilai。
zhenglishizi：y=1/2+cos(x-π/2)-1，yinweiyaojiangyuanquxianxiangyou，xiangxiafenbieyidong2/πhe1gedanwei，suoyikeyizhijiejiangshizihuawei：（y+1）cos(x-π/2)+（y+1）-1=0。
duanduanliangfenzhong，qinluoxiechuledaan：“jiechulaile。”
“shenme？jiechulaile？zheimekuai？”linshanshanyouxienanyizhixindekanzheqinluo，zheidaotitasikaolehaojiu，douwufajiechu，keshidaoqinluoshouzhong，jinjinliangsanfenzhong，jiujijiechulaile？
“自己看吧。”
linshanshanjiangxinjiangyi，tagenjuqinluodebuzhouxizhidebatiyouzhongxinjisuanleyibian。
“……haizhenjiushizheigedaan！”
yishijianlinshanshanyouxiedaizhule。
“suzhuhailiangdexueshichenggongyinqitarendezhenjing，huodexuebajifen10dian。”xitongdetishiyin，shishidixiangleqilai。
qinluotongxuededexuebazhiyouzengjiale10dian。
美滋滋~
“duiletongxue，nigangjingaozhongba，zainaban？”qinluohaoqidewendao。
linshanshanyixiazizhanghonglelian，qiaolianweihongdeshuodao：“wogaosande……”
“nuliba，nijianglaiyehuichengweigenwoyiyangdexueba。”qinluoyilianrenzhendekanzheta，gulisideshuodao。