IfanAmericanissatisfiedwithyou,hewillputhisthumbandfore...
问题详情:IfanAmericanissatisfiedwithyou,hewillputhisthumbandforefingerintoacircle.ThatmeansOK.ButinBrazil,theverysignisconsideredtoberude.InPoland,aguestusuallypresentsflowerstohishostess.Thenumbermustbeanodd...