There are serious problems of land degradation in some arid zones.
在一些干旱地带存在严重的土地退化问题。
There are serious problems in the world and challenges to be faced.
当今世界存在着各种各样的问题，面临着严峻的挑战。
There are serious problems in our country. Nonetheless, we feel this is a good time to return.
在我国有严重的问题。尽管如此，我们觉得是回国的时候了。
You can also buy things from all over the world. But there are serious problems in big cities too.
你还可以购买东西，来自世界各地的。但是有严重的问题也在大城市里。
Such measures, on the other hand, send strong signals that there are serious problems requiring attention.
另一方面，这些措施传递出一个醒目的信号：有一些严重的问题需要我们留意。
The phenomenon of "difficult enforcement" and "arbitrary enforcement" indicates that there are serious problems in the civil enforcement system of China.
大量的“执行难”与“执行乱”现象说明了我国的民事强制执行制度存在严重的问题。
Many people believe that the education of United States is first-class in the world, but the writer thinks that there are serious problems (in education of the United States).
很多人认为美国的教育在世界上是一流的，但作者却认为美国的教育存在严重的问题。
But there are two much more serious problems, common dental diseases that can lead not only to loss of teeth but also to loss of life: periodontal disease and oral cancer.
不过，还有两个更为严重的健康问题，普通的牙病不只让人失去牙齿，还会失去性命：它们可能引发牙周病和口腔癌。
There are two serious problems with case studies — expectancy effects and atypical individuals.
然而，案例分析法存在两大严重的缺陷，它容易受到期望效应以及非正常个体的影响。
There are many negative ways to deal with stress such as use drugs or alcohol, or breaking things, but these have serious consequences such as health problems, addiction, and legal problems.
处理压力有许多消极的方式，例如：用药物，酒精，打破东西，可是这些都有严重的法律后果，例如：健康问题，成瘾和法律问题。
Considering these reasons, I think that there are many ways to solve the serious traffic problems.
考虑到这些原因，我认为有许多方式来解决严重的交通问题。
And municipal water supply and drainage pipe is erected on the ground, if there are problems, will give the city the normal production and life bring serious effect.
且市政给排水工程的管网架设在地下，一旦出现问题，会给城市正常的生产和生活带来严重的影响。
There are three serious problems: These are test application time, test data volume, and test power consumption.
其中比较严重的问题有三个：它们分别是测试时间、测试数据量和测试功耗。
Office equipments, such as printers, copiers, are prone to problems of paper jam, especially in high speed print or two side copy, there are also serious vibration and noise.
打印机、复印机等办公设备时有卡纸现象发生，特别是在满足高速打印和双面复印等市场需求时，其送纸机构还产生严重的振动和噪声。
There are an increasing number of overweight and obesity children in recent years and the problems about their physical and psychological health become more serious that arouse wide public concern.
例：近年来儿童单纯性肥胖越来越多，其身心健康问题日趋严重，成为社会广泛关注的儿童健康问题。
There are some problems to await to settle in the traditional produce craftwork of vanillin for instance high cost, low yield, the complex craftwork and serious waste pollution etc.
传统的香兰素生产工艺普遍存在着成本高、收率低、工艺复杂及三废污染严重等有待解决的问题。
There are already serious problems with the Tulong Reservoir on the Min River. It may collapse.
位于岷江的图龙水库已经存在很严重的问题，可能发生决堤。
However, there are at the same time also existing some serious problems for basic research and some important areas are going down at present in the u.
但是，与此同时，美国目前在基础研究中同样存在着一系列严重问题，特别是一些重要领域正在走下坡路。
There are an increasing number of overweight and obesity children in recent years and the problems about their physical and psychological health become more serious that arouse wide public concern.
近年来儿童单纯性肥胖越来越多，其身心健康问题日趋严重，成为社会广泛关注的儿童健康问题。
There are some serious quality problems in drilling pouring piles of brige . And if the piles disfigurement happen, they can't be repaired in gernaral.
桥梁钻孔灌注桩桩身质量存在的问题是相当严重的，一旦桩身发生严重缺陷就很难采取补救措施。
Ryan said he and Mr. Romney will "meet serious challenges in a serious way" but warned the country's economic problems are so big that there is not much time to fix them.
瑞安说，他和罗姆尼将“以严肃的方式面对严重的挑战”，但他同时警告说，美国的经济问题是如此之大而没有太多的时间来解决这些问题。
There are serious environmental problems of domestic pollution and second pollution from the agriculture and pollution from village and township enterprises.
南涧县村镇环境存在生活污染、农业二次污染和乡镇企业污染严重，生态环境恶化等问题。
There are three main problems in the traditional chemical pulping: high cost and energy consumption, low pulp yield and serious environmental pollution.
传统化学制浆工艺主要存在三个问题，即成本、能耗高，纸浆得率低，环境污染严重。
There are three main problems in the traditional chemical pulping: high cost and energy consumption, low pulp yield and serious environmental pollution.
传统化学制浆工艺主要存在三个问题，即成本、能耗高，纸浆得率低，环境污染严重。
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