Therefore, we have met the requirement a programming language book must start with a "hello world" program.

这样，我们已经满足了一本编程语言书籍必须以一个“hello world”程序开始的基本要求。

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Hello world! Therefore, we have met the requirement a programming language book must start with a "hello world" program.

这样，我们已经满足了一本编程语言书籍必须以一个“hello world”程序开始的基本要求。

youdao

Classification code system is required for aircraft structures. To meet this requirement a classification code system and the application software are developed by BAMTRI.

本文探讨了飞机结构件对分类编码系统的需求及其开发流程，并介绍了该所开发的一套飞机结构件分类编码系统及应用软件。

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Critics of limiting hours say such a requirement could cost American hospitals about one billion seven hundred million dollars a year.

VOA: special.2010.07.13

I mean, I had to study abroad as a requirement as an IB student,

我的意思是，我必须出国留学，因为我学国际商务

学习外语的重要性 - SpeakingMax英语口语达人

And there's also an experimental participation requirement, and next week I'll hand out a piece of paper describing the requirement.

我还要求你们以被试的身份去参加实验,下个星期我会给你们,一份关于要求的介绍

耶鲁公开课 - 心理学导论课程节选

But is an online-learning requirement a good idea?

FORBES: Is Mandating Online Learning Good Policy?

During that time World War II military service was in practice a requirement for a Presidential candidate.

FORBES: George McGovern Passes On - Where Were You In 1972 ?

South Africa has passed tough legislation that includes a requirement for a thorough background check for prospective gun owners.

CNN: February 17, 2013 -- Updated 0449 GMT (1249 HKT)