The school often uses e-mail to contact parents for urgent matters. 学校经常透过电子邮件跟家长与老师联系紧急事件。
While the bans typically allow emailing clients and customers or responding to urgent matters, the normal flow of routine internal email is halted. 一般来说,给客户发电子邮件或用其处理紧急事务还是允许的,但公司内部的常规电邮暂时停止。