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
Mrs. Stewart and I
Stewart太太和我
It is a small flock that has not a black sheep.
家家难免有败类。
I left a suitcase on the train to London the other day.
几天前我把一只手提箱忘在开往伦敦的火车上了。