The next article in this series looks at mailboxes and how they can be used to send data back and forth.

本系列的下一篇文章将介绍邮箱的相关内容，以及如何使用邮箱来收发数据。

youdao

In particular, long-lived objects will be copied back and forth on every collection.

特别是，长寿的对象在每次收集时都要来回复制。

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The people may be sitting face-to-face, talking on a telephone, or in this day and age, may be sending emails back and forth or using an online chat service.

人们可以面对面坐着交谈、通过电话交谈、或在当今时代，来回发送电子邮件或使用在线聊天服务进行交流。

youdao

So, when you think about resonance structures, some students tend to just get confused and be picturing this flickering back and forth.

那么，当大家想象共振结构的时候，有些同学很容易被弄晕,不停地来回想象。

麻省理工公开课 - 化学原理课程节选

We don't have to worry about how you solve it, but it's problem in mathematics and the answer will be--surprise, it's going to be oscillating back and forth and that'll come out of the wash.

我们没必要去担心这个方程该怎么解,但这个数学问题的答案将会是令人惊讶的,弹簧会来回振荡,问题就迎刃而解了

耶鲁公开课 - 基础物理课程节选

That will allow crews to concentrate on an area for several days without needing to be ferried back and forth to work sites.

WSJ: SC group to help clean beaches hit by Sandy

Depending on your parenting style or how you interact with young children, the dynamic that follows might be a back and forth, carefully exploring practicalities and weighing the consequences.

FORBES: A Novel Approach to the Fiscal Cliff Debacle: How About a Dose of True Leadership?

Messages can be zapped back and forth with pilots.

WSJ: How New Air-Traffic Control Systems Operate Over Oceans