刷牙的正确方法
http://v.pptv.com/show/Sp4AfibdNvft28lo.html
http://www.wasu.cn/Play/show/id/945824
http://v.youku.com/v_show/id_XMzM2Mzg0NTQw.html?from=s1.8-1-1.2
http://v.youku.com/v_show/id_XNjc0MTE5Mjcy.html?from=s1.8-1-1.2
http://v.youku.com/v_show/id_XNDQ2NDczNDk2.html?from=s1.8-1-1.2
http://tv.cntv.cn/vodplay/f94dc5a414713dde1097de1d0a4e5c44/860010-1102010100
http://tv.cntv.cn/video/VSET100234453067/187ea954ba6e3ddf588d37a30a4e5c44
http://tv.cntv.cn/video/VSET100234453067/187ea954ba6e3ddf588d37a30a4e5c44
《爱尚健康》 20130523 孙鹏：90%的人不会刷牙
http://tv.cntv.cn/video/C39083/de69b57483d83dddcc830e240a4e5c44
刷牙的秘密
http://tv.cntv.cn/video/C10606/c1509ddd4f4340ec50ae2492a419661e
养生堂 怎么保护好牙齿
http://www.fit120.com/yssp/ystsp/41170.html
刷牙
http://www.baike.com/wiki/%25E5%2588%25B7%25E7%2589%2599&prd=so_1_doc
牙刷
http://www.baike.com/wiki/%25E7%2589%2599%25E5%2588%25B7&prd=so_1_doc
