Polyjuice potion, allows the drinker to take on the form of someone else, is a delightful concoction reportedly made from stewed lacewing flies and unsucculated leeches.

复方汤剂，可以让服用的人变成另外一个人的样子，这种诱人的混合物据说原料是炖熟的草蜻铃和去掉嘴巴的水蛭。