Then the tour guide takes hold of a clear plastic sheet, places it on top of the children's artworks, and illustrates for the kids the baseline of every portrait's subject-their "magic line," which happens to follow the line of the spine.
導覽大姊姊接著拿出一片透明的塑膠片，蓋在小朋友的圖畫上，讓孩子們找出每一幅圖畫裡人物最重要的神秘線，也就是脊椎主軸線。