问题描述：
这句如何翻译得通顺一些,请教各位大虾.
After German bakersinvented the modern birthday cake in the Middle Ages, a similar custom wasadopted for the advocate of good spirits at birthdays.
After German bakersinvented the modern birthday cake in the Middle Ages, a similar custom wasadopted for the advocate of good spirits at birthdays.
问题解答：
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