there are tidal bores in many estuaries over the world, but it is qiantang bore that is the most typical . its roaring, fantastic and amazing spectacle has attracted countless visitors long before 世界上许多河口存在涌潮,最典型的还数钱塘江涌潮,它以凶猛、多变、惊险而堪称一绝,自古至今吸引着不计其数的观潮者。