a small cake made of dough (= flour mixed with water, fat, eggs, and sugar) that is formed into a twisted shape, fried in deep fat or oil, and often then covered in sugar or sugar icing

Spread the frosting on the warm crullers and allow them to set at room temperature. 把糖霜涂在温热的油炸面包圈上，让其在室温下凝固。