Learning-curves
(learning-curve 的复数) 学习曲线
🧩 词语组成解析
n. 曲线；弯曲状（curve的复数形式）
🗣️ 情景例句
She looks just like Grandma at that age.
她和她奶奶年轻时候长得一模一样。
To trip and fall
绊倒
That was a long time ago,wasn't it?
那是好久以前的事了。是吗？