它是一项不朽的科学发现，而且它的出现说明了观察、预测和检验（科研进程中必须的活动）之间基本的相互影响。
It is a monumental scientific achievement, and its development illustrates the essential interplay between observation, prediction, and testing required for scientific progress.
文件后面附加两项说明。
纽约大学营养学家马里恩·纳斯特尔说，“仅此一项就足以说明肥胖流行的原因了。”
"And that alone, " says New YorkUniversity nutritionist Marion Nestle, "is sufficient to explain theobesity epidemic."
这是一个非常基本的例子，说明了项和图像如何包含在频道中。
This very basic example shows how items and images are contained within the channel.
当我们描述一项活动，说明如何到达某条街，写作，讲故事或做蛋糕时，我们都要运用想象力。
We use it when we describe an event, explain how to arrive to a certain street, write, tell a story or cook a cake.
报告会注释所有至少与在文件说明中给出的的一项匹配的文件。
The report annotates all files that match at least one of the given in the -file argument.
14年间在两个国家的四个俱乐部中获得九项冠军，这个记录足以说明一切。
A record of nine titles in 14 years with four different clubs across two countries tells its own story.
最近杜克大学一项研究说明了特布他林对婴儿的危害。
A recent study conducted at Duke University illustrated the risk of terbutaline to infants.
一项红肉消费量的调查特别能说明问题。
A survey on consumption of red meat was particularly telling.
下面的例子说明了如何添加一个导航项到导航栏中，如图6和清单2所示。
The example that follows shows how to add entries on the navigation as shown in figure 6 and listing 2.
图1显示了一个简单示例，以帮助说明依赖项注入。
Figure 1 shows a simple example to help explain dependency injection.
为了更加有趣地说明，我们将分配给每个特定数据项的分区编号说明包括在内。
Just to make it more interesting, we have included an indication of the partition number each particular item of data was assigned to.
每个步骤说明书用于帮助您完成一项任务，并且它列出了所需的步骤。
Each cheat sheet is designed to help you complete a task, and it lists the steps required.
软件工程的一项重要前提就是要有很好的需求说明书。
One of the essential prerequisites of software engineering is to start with a good requirements specification.
因为您已经说明了集合为某种类型，从集合中提取项的所有调用都返回给定的类型。
Because you've described the collection to be of a certain type, all calls to get items out of that collection return the given type.
如果选中的不是恰好一项，则禁用该操作，调整工具提示以说明为什么禁用，然后返回。
If we don't have exactly one item selected, we disable the action, adjust the tool tip to say why it is disabled, and return.
确定EPR的内容是一项与环境相关的任务；关于这个主题的说明已经超出了本文的范围。
Determining the contents of an EPR is a very environment-specific task; guidance on this topic is beyond the scope of this article.
此商家的细节、日期及订单id号处于此数组的预期位置，但小计及后续行的数组索引则依赖于所详细说明的项的数量。
The vendor detail, date, and order ID number are in expected places in the array, but the array indexes of the subtotal and subsequent lines depend on the number of items detailed.
清单5说明如何更改一个可调项。
斯坦福大学教授克利福德·奈斯引用一项研究来说明，胎儿只对其母亲的声音做出反应，而不会对其他女性或者其父亲的声音做出反应。
Stanford University professor Clifford Nass cites a study in which fetuses react to their mother's voice, but not to other female voices or their father's voice.
第二项承诺需要进行一些说明。
上述的一切都说明，汇丰正在采取的是一项平衡性举措。
All of which suggests that HSBC is undertaking a balancing act.
“就像在演戏一样，你在扮演一个角色”她的一项研究说明。
"It's like being in a play," as the subject of one of her studies explains. "You make a character."
然而事实却是，在混合种族的社会中，几乎人人都以一滴血降级观念瞄准了相同的少数种群，这是一项很说明问题的指标，表明该现象是可被学习的——而且学习作用还如此强大。
The fact that nearly everyone in a mixed-race society, however, targets the same minority groups for one-drop demotion is a telling indicator that the phenomenon is learned - and powerfully so.
如果看不到有不同的选择项，说明对问题还没有进行全面的研究。
If no alternatives are seen, often it means that a thorough job of examining the problems has not been done.
一项新的研究说明，适量饮酒可能是享受长寿的秘诀。
A new study has suggested that drinking moderately could be the key to enjoying a longer life.
一项重要说明：性能调优与系统具有密切关系。
One important note: performance tuning is very system specific.
皮尤研究中心今天发布的让人震惊一个项投票结果也说明这点。
So do the astounding results of a poll Pew Research released today.
皮尤研究中心今天发布的让人震惊一个项投票结果也说明这点。
So do the astounding results of a poll Pew Research released today.
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