The answer is that only a small subset of the genes in a particular kind of cell are expressed, or turned on, at a given time.
答案是特定细胞中只有一小部分基因在特定的时间被表达或使用。
For example, being the best hotel chain, or making the best, the most user friendly, or the most reliable products in a particular field.
例如，成为最好的连锁酒店，或者在某一特定领域里制造最好的、对用户最友好的、最可靠的产品。
The technology is so fine-tuned then that even a non-sound, when carefully placed in a particular position, has been invested with a specific function.
这项技术是如此精细，以至于即使是一个无声的举动，小心翼翼地放置在特定位置时，它就已经被赋予了特定功能。
When we analyze pedodiversity within an area, we are measuring how much variability there is in soil properties and how many different types of soil there are in a particular area.
当我们分析某个地区内的土壤多样性时，我们是在测量土壤属性的可变性，以及在某个特定地区有多少不同的土壤类型。
The first and the third can be key factors in the structure of a biological community; that is, all the populations of organisms living together and potentially interacting in a particular area.
第一个和第三个可能是生物群落结构的关键因素；也就是说，所有的生物种群都生活在一起，并且它们可能在一个特定的区域内相互作用。
The tasks had to be performed in a particular sequence.
这些任务必须按一定次序去执行。
Students would be offered on-the-job training leading to the certification of their skill in a particular field.
学生将获得在职培训，他们也将因此得到在某一领域的技术合格证。
They'll have out half the goods in the shop, and want the only style you don't have left in a particular colour.
他们会试用商店里一半的商品，却只想要没有存货的那款颜色。
Norms define how people "ought to" behave under particular circumstances in a particular society.
规范阐明了人们在特定社会中的特定情况下“应”如何行事。
In fact, in this case, the same person could be both a victim and a witness in a particular theft.
事实上，在本例中，同一个人可能是一个具体的盗窃案例的受害人和目击者。
Karry said, "in a particular season I will think of you, such as spring, summer, autumn and winter."
卡里说：“在特定的季节我就会想你，比如春天、夏天、秋天和冬天。”
Graphics put the information in a particular order so that it's easy to understand when we take a quick look.
图像将信息按特定的顺序排列，这样当我们快速浏览时就容易理解了。
The formula for a well-made play required that the certain of these elements be included in a particular order.
佳构剧的构成准则要求一些要素要以特定的顺序来展开。
Having a strong point of view, signature style, or being a super-enthusiast in a particular field makes someone interesting.
有一个强烈的观点、标志性的风格，或者对某一特定领域充满热情，这些都能让人变得有趣。
The attributes chosen to be included in a particular miniature was often meant to communicate parents' hopes and dreams for their child.
人们选择把这些象征物纳入某幅微型作品中，通常是为了传达父母对孩子的期望。
In practice in Tokyo, because of the relative concentration of schools, there is some competition to get into the "better" school in a particular area.
在东京的惯例中，由于学校相对集中，在某个特定地区进入“更好”的学校存在一些竞争。
After an outbreak in a particular area, it is common to find that Acroporids have been selectively removed, leaving a mosaic of living and dead corals.
在某一特定地区爆发后，通常情况下鹿角珊瑚被选择性地移除，留下活珊瑚和死珊瑚的组合体。
The fishermen know the approximate time of year when they will be allowed to fish, but on any given day, one or more field biologists in a particular area can put a halt to fishing.
渔民们知道一年中允许捕捞的大概时间段，但是在某些日子，一个地区可能有一个或多个实地生物学家中止捕鱼活动。
是否按特定顺序出现？
It also updates one column in a particular row.
它还要更新特定行中的某一列。
This is not written in a particular language.
它不是用某种特定语言编写的。
The sky above Europe is in a particular mess.
欧洲上空现在是一团乱麻。
In a particular, I have similar operations on strings.
尤其是我可以对字符串使用类似的操作。
Could we order in a particular newspaper for them?
我们能给他们安排一份特别的报纸吗？
Such data are often in a particular binary format.
这些数据通常是特殊的二进制格式。
Can be created and viewed in a particular database.
可以在数据库中创建和查看角色。
Note: These websites are not in a particular order.
提示：以下网站并没有特别的排序。
And our brains have evolved to work in a particular way.
而我们的大脑进化出了一个特定的工作方式。
How does one know what to do in a particular circumstance?
个人如何知道在特定的环境中怎么做了？
Data about critical entities in a particular business.
关于特定业务中关键实体的数据。
应用推荐