Definition: twelve Level: B1
面包师每天早晨订购一打鸡蛋。
The baker ordered a ___dozen eggs every morning.
她为学校集市准备了三打纸杯蛋糕。
She prepared three ___dozen cupcakes for the school fair.
只有大约十二名参与者注册了研讨会。
Only a ___dozen participants registered for the workshop.
