E-mail has replaced the telephone for many messages. Users can respond when it is convenient,without being interrupted,and can get their message either on-screen or in the printed form.

• 电子函件传送消息已经代替了电话。用户可以在方便的时候再去对它作出反应，而不会被打扰，并可以在屏幕上显示消息或把它打印出来。