面包（生物作业）

做面包首先需要发酵，把酵母粉倒进温水里溶解。（面粉和水的比例为5:3水和酵母的比例为5:1）然后把酵母水缓慢加入面粉中，揉成光

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关门炮

Do you know the closing gun? Closing time is one of the folk customs of Chinese Spring Festival. Of course，The guns he

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