NASA announced that one of the tangible objectives of this nine-day mission was to don research into the effects of space flight on the aging process.

美国国家航空和航天局宣布，这次飞行任务长达九天，其明确目的之一将是研究太空飞行对衰老过程的影响。

youdao

This nine-part "Understanding the Zend Framework" series Chronicles the building of an online feed reader, Chomp, while explaining the major aspects of using the open source PHP Zend Framework.

这个共分九部分的“理解Zend框架”系列按顺序记录了构建在线提要阅读器Chomp的过程，同时对使用近期引入的开放源码的PHP Zend框架的主要方面进行了解释。

youdao

At this rate they'd be lucky to get home before eight-thirty or nine.

照这样下去，他们能在8：30或9：00前到家就很走运了。

《柯林斯英汉双解大词典》

The new testing and counseling campaign will start at a single location in each of South Africa's nine provinces this month.

VOA: special.2010.04.28

You'll find Eve in Book Nine of Paradise Lost voicing essentially this same sentiment when she's explaining to Adam why she needs to work separately.

你会在失乐园第十部看到夏娃说出了实际上是,同样的意见，当她向亚当解释,她需要和他分开工作的时候。

耶鲁公开课 - 弥尔顿课程节选

It says, given a low and a high range, 9 in this case it would be zero to nine.

给它一个下限和一个上限，在这个例子中就是0到。

麻省理工公开课 - 计算机科学及编程导论课程节选

As it happens, this nine-year-old fund has averaged a real annual return of 0.34%.

FORBES: Rational Expectations

Now in its 13th year, this nine-day feast sees visitors and chefs from around the world descend on Tiradentes' colourful cobblestones.

BBC: Tiradentes: The culinary goldmine of Brazil

And I had to step back and say, wait a second, things have happened in this nine-month period that were unimaginable for years and years and years.

WHITEHOUSE: Press Briefing by Press Secretary Jay Carney