Quadrivial
n. （古罗马和中世纪）四科（算术、几何、天文、音乐）之一\\na. 四路交叉的, 四高级学科的
🗣️ 情景例句
You're Peggy Pendleton!
是Peggy Pendleton！
I know the boy whose father is a ball player.
我知道那个男孩的父亲是球员。
Before we had time to worry about what might happen, we were back on the plain again.
我们还未来得及担心后果，车已重新开上了平地。