曲水流觞　

◎ 曲水流觞 qūshuǐ-liúshāng

[(of a gathered crowd) drink water from a winding canal with one wine cup floating on it so as to wash away ominousness] 古民俗,每年农历三月在弯曲的水流旁设酒杯,流到谁面前,谁就取下来喝,可以祓除不吉利