英语口语1+1:Start from scratch

【1+1英文】
Angela: "This cake is excellent. Where did you buy it?"
Andy: "Actually, my mother made it from scratch."

【1+1中文】
安吉拉：这块蛋糕太棒了，你从哪里买的？
安 迪：事实上，我妈妈自己学着做的！

【1+1解析】
You start from scratch in cooking when you cook a meal starting with only the smallest food ingredients.
中文意思：从起跑线开始, 从头开始。