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Amateurism was determined by adherence to the amateur rule, which was originally devised in the 19th century to prevent working class athletes from participating in sports such as rowing and tennis.

所谓业余就是要遵守业余原则。该原则是19世纪制订的，以防止工人阶级运动员参加诸如划船和网球的比赛。

Coubertin and the IOC intended from the start for the Olympics to be open only to amateurs . Amateurism was determined by adherence to the amateur rule , which was originally devised in the 19th century to prevent working-class athletes from participating in sports such as rowing and tennis .

顾拜旦和国际奥委会从现代奥林匹克运动一开始就打算只接受业余运动员参赛，业余性是由于坚持业余竞赛规则而决定的，业余规则最初是在l9世纪为了不让职业运动员参加划船和网球这样的项目而制定的。

If know when you,do not pass, these enclothe the free magazine of hotel of class of domestic most star almost, one Ge of palm Kong Zai establishs only when new company hand of 3 years is medium, perhaps you can be surprise amazedly greatly.

不过要是当你知道，这些几乎覆盖国内大多数星级酒店的免费杂志，都掌控在一个创办仅3年的新公司手中的时候，也许你会大吃惊讶了。

The "so-called new Americanist criticism of the last two decades," we read, tends to see the tensions between margin and center (in particular of race, ethnicity, gender, class, and sexuality) as more central to U.S. cultural history than any supposed aesthetic mainstream.... No longer does it seem so self-evident that Emerson and Transcendentalism were the gateway to U.S.

我们看到："所谓过去二十年里美国问题的新批评倾向于透视边缘和主流（特别是在种族、人种、性别、阶级和性方面）的紧张状态，它比任何可以想像的美学主流都接近美国的文化史……爱默生和先验主义是美国文学涌现的通道的说法看起来不再那么顺理成章。"

It's offending to the middle class, because it means that they can no longer blame the problems on superficial aspects such as "too much TV,""Americanization" or drug dealing.

"它的得罪，以中产阶层，因为这意味着他们再也不能归咎问题，对皮毛方面的，如"太多电视"，"美国化"或"毒品交易。

AT THE Nomad Café in Oakland, California, Tia Katrina Canlas, a law student at the nearby university in Berkeley, places her double Americano next to her mobile phone and iPod, opens her MacBook laptop computer and logs on to the café's wireless internet connection to study for her class on the legal treatment 的of sexual orientation.

在加利福尼亚的奥克兰的流浪者咖啡馆，伯克利大学法律系学生Tia Katrina Canlas，把她的双份咖啡放在手机和ipod旁边。

The organic chemical product, the amide class chemical reagent design development and the service.

有机化工产品、酰胺类化学试剂的设计开发和服务。

Any of a class of inorganic coordination compounds of ammonia and a metallic salt.

将酸中的氢用金属代替而形成的化合物。

It was discovered that when optimal HRT for anaerobic ammoniation of slaughter wastewater was 6～8h,NH3-N net increasing rate ranged within 90%～196%;the anaerobic ammoniation was in the form of the first class reaction;according to this,the present authors first e.

试验发现，屠宰加工废水厌氧氨化最佳水力停留时间为6～8h，NH3-N净增加率在90%～196%之间。

He is the thinnest boy among others in his class .

他是班上最瘦的男生。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。