我知道很多家长都打电话给校长询问发生了什么事，但我呼吁大家保持冷静。

I know a number of parents have rung the headteacher about what has happened but I would appeal for everyone to be calm,.

youdao

我知道很多家长都打电话给校长询问发生了什么事，但我呼吁大家保持冷静。

I know a number of parents have rung the headteacher about what has happened but I would appeal for everyone to be calm,.

youdao