青云翻译

A teacher and a mouth, a blackboard and chalk one "is typical of China's past century classroom teaching.

A teacher for a mouth, a branch of a Blackboard with chalk "classroom teaching model is typical of the past hundred years.

As soon as a teacher opens mouth, a chalk blackboard” is our country in recent centuries typical classroom instruction pattern.

One teacher a mouth, with a blackboard chalk sticks" is typical of my nearly 100 years teaching and learning in the classroom model.

A teacher for a mouth, a branch of a Blackboard with chalk "classroom teaching model is typical of the past hundred years.