Latin nouns have case, number and gender.
拉丁语名词有格、数和性。
They have arrested a number of leading opposition politicians.
他们已经逮捕了一些主要的反对党政治家。
We have increased the number of teachers but the size of the classes hasn't changed proportionately.
我们已增加了教师的数量，但班级的大小并没有成比例地改变。
William, sadly, was not very forthcoming about any other names he might have, where he lived or what his phone number was.
很遗憾，威廉在有关他可能有的其它名字、他的住处或者电话号码等方面不太愿意提供信息。
Regular repeating actions such as sound waves, light waves, or radio waves have a certain frequency, or number of waves per second.
有规律的重复活动如声波、光波、无线电波都有一个特定的频率，或者说是每秒的波动次数。
A distressingly large number of firms have been breaking the rules.
违规经营的公司数目之大，令人担忧。
A number of local people have been arrested for trying to obstruct trucks loaded with logs.
许多当地人因试图阻拦装有原木的卡车被逮捕了。
Russian workers have staged a number of strikes in protest at the republic's declaration of independence.
俄罗斯工人已经举行了多次罢工，抗议该共和国宣布独立。
Security officers have carried out a number of house-to-house searches.
安保人员已经多次挨家挨户地搜查。
All the isotopes of a given element have the same number of protons, but differ in their number of neutrons, and hence in their atomic mass.
给定元素的所有同位素都含有相同的质子数，但它们的中子数不同，因此它们的原子质量也不同。
Large animals that inhabit the desert have evolved a number of adaptations for reducing the effects of extreme heat.
生活在沙漠中的大型动物已经进化出许多适应能力，以减少极端高温的影响。
You can either have a big number and a small decimal point or small number and a big decimal point.
你可以有一个大数字和小的小数点，也可以有一个小数字加大的小数点。
Readers will be required to pay when they have exceeded a set number of its online articles per month.
当读者每月在线（阅读）文章超过规定数量时，他们将被要求付费。
Nowadays, a lot of medical doctors have learned acupuncture techniques; so have a number of dentists.
如今，许多医生已经学会了针灸技术，一些牙医也是如此。
So far there have been a number of searches by various groups around the world, including Australian searches using the radio telescope at Parkes, New South Wales.
到目前为止，世界各地的不同组织已经进行了多次搜索，包括澳大利亚人使用射电望远镜在新南威尔士州帕克斯进行的搜索。
U.S. spy agencies, through In-Q-Tel, have invested in a number of firms to help them better find that information.
美国情报机构通过In-Q-Tel已经投资了好几家公司来帮助他们更好地寻找这类情报。
Protesters have been putting up barricades across a number of major intersections.
抗议者们已在许多主要十字路口搭建了路障。
A number of small-scale studies have already indicated that there is a relationship between diet and cancer.
一些小规模的研究已经表明，饮食和癌症之间有一种联系。
A number of roads have been blocked by fallen trees.
一些道路被倒下的树堵住了。
A growing number of customers have been inquiring about the pending price rises.
越来越多的顾客在询问即将出现的价格上涨问题。
An estimated number of 90 to 100 million women around the world living today have been circumcised.
据估计，现今全世界活着的被割除了阴蒂的妇女数量大约为9000万至1亿。
A number of tenants have been evicted for not paying the rent.
许多房客因不付房租被赶了出来。
In order to reach this limit a number of technical problems will have to be solved.
为了达到这个限度，有许多技术问题得解决。
A number of suspects have been hauled in for questioning.
一批嫌疑犯被拘捕接受讯问。
A number of pupils have been truanting regularly.
不少小学生一直经常旷课。
These figures have been gleaned from a number of studies.
这些数据是通过多次研究收集得来的。
Silk tubes, made by dipping a wax mold in aqueous silk solution, have a number of tissue engineering applications like blood vessel grafts and nerve guides.
丝管是通过将蜡模浸入水化的丝蛋白溶液中制成的，有许多组织工程应用，如血管移植和神经导引。
Over the years, there have been a number of different techniques to help designers approach this important point.
多年来，已经有许多不同的技术来帮助设计师们处理这一重要问题。
When the children have a larger number of toys there seems to be a distraction element, and when children are distracted they do not learn or play well.
当孩子们有更多的玩具时，似乎就会有分心的因素，而当孩子们分心时就不能很好地学习或玩耍。
Technical advances have cut down on the number of grains you have to study, so you get your results faster.
技术进步已经减少了你需要研究的谷物，你就可以更快地得到结果。
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