adj.未篩過的(未經(jīng)詳細(xì)檢查的)
Theophilus Thistle,the thistle-sifter,sifted a sieve of unsifted thistles.If Theophilus Thistles,where is the sieve of unsifted thistles Theophilus Thistle,the thistle-sifter, sifted. （這是一則被美國許多繞口令愛好者認(rèn)為是最難的，最拗口的繞口令。）
