/ http://www.slideshare.net/images/logo.gif / 狠狠撸Share feed for 狠狠撸shows by User: yipsying3 https://public.slidesharecdn.com/v2/images/profile-picture.png 明白的，三言两语就能理解；不了解的，长篇大论也未必能明白。 u can only find out about me after we r becoming fren.