Chalkface
课堂教学, 教学实践（与教学理论或备课和批改作业等相对）
🗣️ 情景例句
Sit down, Susan.
坐下， Susan。
He that has a tongue in his head may find his way anywhere.
遇事多问，随处可行。
All the thing I had packed so carefully were soon in a dreadful mess.
所有细心包装好的东西一会儿工夫就乱成一团。