In this artile, it introduced the main characteristics of synchronizer and analyzer, the R/D and S/D converting circuit used cmos chip RD14531.

首先介绍了同步器/解析器的基本概念，然后给出了一种采用RD14531芯片实现的R/D和S/D转换电路，详细讨论了芯片的特性，电路实现和测试方法。

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To cite just a few examples: Willis Lamb, Julian Schwinger, Eugene Wigner, Richard Feynman, s. Tomonaga, C. D. Anderson, E. Segre, O. Chamberlain and many others.

这里仅仅列举其中的几位：威利斯·兰姆、朱利安·施温格、尤因·魏格纳、理查德·费曼、朝永振一郎、C.D.安德森、E .塞雷格、O .张伯伦以及其他一些人。

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The known taxonomy types include NAICS, UNSPSC, SIC, or a geographic code (GEO); the known identifier types include D-U-N-S, Thomas Registry numbers, and US Tax ID.

已经知道的分类法类型包括 NAICS、UNSPSC、SIC 或地理代码（GEO）；已经知道的标识符类型包括 D-U-N-S、托马斯注册号（Thomas Registry number）及美国税号（US Tax ID）。

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Barbara Klein has more. The museum at Ford's Theatre was created to show Abraham Lincoln's life, and death,in Washington,D.C.

VOA: special.2009.07.24

Toni Morrison was speaking for black Southerners in that, I think, fantastic line in her novel Beloved which I know many of you've read because it's taught all the time but there's that marvelous little exchange at one point between Paul D and Sethe.

托尼.莫里森藉由她的小说《宠儿》中,用一句绝妙的句子表达了南方黑人的心声,我知道很多人都已经读过《宠儿》,因为这本书一直被当做教材,不过小说中男女主人公保罗和塞丝,有这么一小段触人心弦的对话

耶鲁公开课 - 美国内战与重建课程节选

or that you see the applications of, in day-to-day life and I'd say that's probably... had the biggest effect on me.

或者你能看见，日常生活的应用，让我说这或许是…他对我最大的影响。

我尊敬的教授 - SpeakingMax英语口语达人

"The fact that some airlines have received A's and B's and others D's and F's on this report card also shows that providing decent customer service and avoidance of strandings is both achievable and should not place an undue burden on the airline industry or lead to higher ticket prices, " the report's executive summary said.

CNN: Delta one of top airlines to get an 'F' in report

In 2009, when assigning grades for 15 sectors of America's infrastructure, the American Society of Civil Engineers awarded 11 D's and 4 C's.

CNN: America isn't ready for superstorms

In the deal, the team acquired former Nuggets point guard Chauncey Billups, a friend of Anthony's who many times clashed with the offense, and there became a stylistic tug of war between Anthony's loyalists and D'Antoni's that never fully healed.

WSJ: Mike D'Antoni Resigns: Knicks Coach Out After Clashing With Carmelo Anthony