大海影视为您介绍《性爱基本知识》：　　Thiswasthefirstofthevideosthatstartedatrendofsexeducationvideosintheearly1990s.Iguesstheideabehinditwasforliberatedwomentogointoahighstreetstoreandbuyitwithoutanytypeofguiltorinhibition,butnodoubtthemainbuyermarketwasteenageboysanddirtyoldmen　　THELOVERSGUIDEisgroundbreakinginthefactthatitpublicisedthatthecouplesinvolvedwerereallifepartnersbutthisisslightlydishonest,yesthemaincouplefeaturedWendyandherhusbandwereindeedareallifecouplewho'dbeenmarriedseveralyearsbuttherewassomepubliccontroversythatatleastoneofthecouplesKathryn(Thegorgeousbrunette)andMarino(Thewellbuffedgeezerwithaponytail)hadnevermetoneanotheruntiltheyappearedonsetwheretheyhadunprotectedsexforthecamera.Foravideothatselfrighteouslydedicatessegmentstosafesexitisratherhypocritical　　Seeingasit'sforeducationpurposesandnotpornographyassuchthere'slimitsastowhatcanbeshownbutasasexeducationvideoit'snotuninformativethoughIdoubtifyou'llbegasping"Ineverknewthat"　　AsafootnotethemaincouplefeaturedbecamesomethingofsexualproblemagonyauntsintheBritishpress-UntilitwasrevealedthatWendy'shusbandhadaseriousheartconditionwhichputastoptosex.Ialmostfeltsorryforthiscouplewhoconfessedthattheyusedtomakeloveasoftenastentimesadaybutnowcouldn'tmakeloveonceadaybecauseitwastoodangerous.Mysmallamountofsympathysoonvanishedwhenshortlyafterwardsthecouplesplitupandracedofftothegutterpressinordertodishthedirtononeanothertothehighestbidder.