Instructors answer student questions by e-mail, instant message, phone or fax.

教师用电邮、即时讯息、电话或传真回答学生的问题。

《柯林斯英汉双解大词典》

This is an answer machine. I am not at home, so please leave your message after the beep.

这是电话答录机。我现在不在家，请在“哔”的一声之后开始留言。

youdao

The operation takes information about the customer as input, and outputs an approval message containing the answer.

该操作把有关客户的信息作为输入，然后输出一条包含应答的批准消息。

youdao

He believes that many search engines, message boards and answer sites leave surfers empty-handed.

FORBES: Should You Trust The Source?

And to those who have asked whether this is intended to send a message, my answer is simply, absolutely.

WHITEHOUSE: President Obama Honors Victims of Mumbai Terror Attack

One angry women jumped out of her car to tell us how she and her daughter had suddenly lost their jobs - her daughter found out by a telephone message left on her answer machine.

BBC: Shadows of the past on Tyneside