收到信息不意味着你必须要回复。

Receiving a text does not necessarily mean you have to respond.

youdao

我有一批信要回复。

I have a batch of letters to answer.

youdao

他每天有大量的信件要回复。

He has a large amount of mail to answer every day.

《新英汉大辞典》

We look at what emails you reply to if you reply in theory that suggests this user must care about whoever sent this email or the topic they are in.

我们看看哪些邮件要回复,如果你回复了,理论上来说这表明了用户一定很关心,发件人以及邮件的主题。

哈佛公开课 - 计算机科学课程节选

But the nice thing about contacting the teaching fellows is they'll be able to get back to you more quickly in all likelihood, and then in addition, because they'll be handling all the questions from students you'll be getting uniform answers.

但联系助教的好处是,他们可能答复得比我快多了,因为他们要处理很多学生的问题,你们会收到统一的邮件回复

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选