查询词典 twenty-first

They also know that a patent provides an exclusive right up to twenty years.

他们也知道，提供独家专利直到二十年。

Patents are valuable tools in a company's arsenal to resist competition because it provides an exclusive right up to a period of twenty years.

专利的宝贵工具在公司的军火库抵制比赛专用权，因为它提供了一个长达20年。

In nearly twenty years, it has been focuses of Time series analysis to test and model nonstationary time series.

近二十多年来，非平稳性时间序列的检验以及建模已经成为时间序列分析的焦点问题。

About one hundred twenty thousand people of Japanese ancestry were forced to leave their homes and businesses.

关于120000日本血统的人被迫离开他们的家庭和企业。

The illumination used, so called soft x rays in the wavelength range of twenty to forty angstroms an angstrom is one ten billionth of a meter

其使用的照明度，即所谓的软性X射线，其波长在20到40埃之间(1米的100亿分之一为1埃)。

The theory of animism has exerted great influence on the study of religions during the last twenty years.

理论的万物有灵论已施加了很大的影响，对研究宗教在过去的二十年。

During about twenty years till now, the plentiful and substantial achievement of the research on polar microbiology was obtained by Chinese scientists. The areas surveyed included the locations of great wall station and Zhongshan station, and their surrounding country and air, water, the waters of the southern ocean, Antarctic region, Bering Sea and Chukchi Sea etc, the Arctic Ocean, the living and nonliving materials and Qinghai-Tibet plateau.

中国自行组建的极地微生物学调研起始于上世纪80年代初，迄今20余年来，中国极地微生物学研究取得了丰硕的成果，调查范围涉及南北极，包括南极长城站、中山站及其附近区域土壤、空气、水体和南大洋水域，及从中取得的生命和非生命材料、白令海和楚科奇海、波弗特海、加拿大海盆等北冰洋海区，及青藏高原等等。

Her husband, among various physical accomplishments, had been one of the most powerful ends that ever played football at New Haven—a national figure in a way, one of those men who reach such an acute limited excellence at twenty-one that everything afterward savors of anti-climax.

她的丈夫，除了擅长其他各种运动之外，曾经是纽黑文有史以来最伟大的橄榄球运动员之———也可说是个全国闻名的人物，这种人二十一岁就在有限范围内取得登峰造极的成就，从此以后一切都不免有走下坡路的味道了。

Twenty one cases won the award of "2008 Excellent Cases of Multinational Corporations Fulfilling Social Responsibility" such as ABB: Anti-desertification Project on Building a "Green Screen", and AstraZeneca: Post-earthquake Systematic Assistance Project, BASF:"1 +3" Snowball Project.

ABB"打造'绿色屏障'的防沙治沙工程"、阿斯利康"震后系统援助工程"、巴斯夫"1＋3的雪球"等21个跨国公司案例荣膺"2008跨国公司履行社会责任优秀案例"。

There are more twenty species which used to treat desease in folk.They have the efficacy of antiphlogistic,cough relieving,expelling phlegm and activating blood etc.

橐吾属植物在我国有一百余种，其中有二十余种在民间有药用记载，具有消炎止痛、止咳祛痰、活血化癖之功效，在民间用于咳嗽、流行性感冒等疾病的治疗。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。