分类：教育/科学-外语学习-英语考试
问题：Sixyearson,imagesofabesiegedcity? 
Sixyearson,imagesofabesiegcityares ,allshapesandcolorstothepointofbecomingfashionaccessories.Swipes,wherevertapwaterwasn'tavailabletowashhandssooftentohavetheskinpeelingoff.Elevators,wherefloorbuttonswerepushedwithpensandkeychains.Escalators,wherepeopledidbalancingactstoavoidtSixyearson,imagesofabesiegcityares ,allshapesandcolorstothepointofbecomingfashionaccessories.Swipes,wherevertapwaterwasn'tavailabletowashhandssooftentohavetheskinpeelingoff.Elevators,wherefloorbuttonswerepushedwithpensandkeychains.Escalators,wherepeopledidbalancingactstoavoidtouchingthehandrails.请问Sixyearson是什么意思?
回答：it's been six years 。。過了六年了（?v?六年。。）