It began in 5000 B.C. and lasted about 3000 years.

Paper has been found in Chinese tombs dating to the2nd century B.C.

公元前2世纪的中国古墓中就发现了纸。

like one that was the center of a settlement around 250 B.C.

就像是中央这座大约在公元前250年建造的金字塔。

It also has an amazing history. In Babylon around 2,800 B.C., the earliest known soap was made and used

它还有一段令人赞叹的历史。在公元前约2800年的巴比伦，人们已经开始制造和使用已知最早的肥皂。

The tradition, dating back to 300 B.C., was later incorporated into the Christian church.

这一传统可以追溯到公元前300年，后来被融入基督教文化中。

Archimedes flourished in the3rd century B.C.

阿基米德活跃于公元前三世纪；阿基米德是公元前三世纪的人。

“ The Classics on Fish Breeding ”, written by Fan Li of the Warring States Period ( 475 B.C.-221B. C.), was the world's first book on fish breeding. Fan started to breed silver carp in 473B. C., and the book was based on his experience.

中国战国时代范蠡所著《养鱼经》是世界上最早的养鱼文献。范在公元前473年即开始养殖鲤鱼，并写下这本书。

He died in 33 B.C.

他死于公元前33年。

She said, "What's going on?" And this is a therapist who sees therapists, because we have to go to those, because their B.S. meters are good.

她说：“发生了什么事？”这是一个治疗心理医生的心理医生，我们不得不去看这些心理医生，因为他们的废话测量仪很准（知道你什么时候在说真心话）。

However, B.S. Bloom holds the view that the students' difference in their achievements results mainly from three factors, namely, behavior with cognition as premise, emotional premise characteristics, and teaching quality.

而布卢姆研究认为，学生学习成绩的差异主要由三个方面的因素造成，即是认知前提行为、情感前提特性、教学质量。

And I'd like to be able to say to you that my worst mistakes only happened in the first five years of practice as many of my colleagues say, which is total B.S.

而我也希望我可以告诉你，我造成的最严重的错误只发生在了我开始行医的前五年，像我众多的同事所称一般。但这完全是扯淡。

Based on B.S. Bloom's taxonomy of educational objectives, development of medical students' core competence requirements is paid great attention to meet the needs of society within worldwide medical education community.

根据社会需要，以Bloom教育目标分类理论为指导，研究和制定医学生培养目标在世界医学教育界日益广泛受到重视。

When injected 6 ppm Se and B.S.

在6ppm Se水平，注射2mM/kg体重B.S。

This generation, your generation I know has developed a finely honed radar for B.S.Can you say "B.S." at Harvard?

我所了解的你们这一代对一些胡言乱语有极为敏锐，你能在哈佛“胡说”吗？

Methods: After injected with the A. B.S., the RCAs of 9 fresh heart specimens were photographed on different view.

方法：9例新鲜心脏标本的右冠状动脉注入造影铸型剂后，对其进行多方位多角度投照，并与相应方位铸型标本对比分析。

We have to crack her B.S. before she eats our cupcakes, and then us.

再她又回来白吃蛋糕前，我们得先戳穿这胡扯新娘才行。

This is just typical government B.S.

真是典型的政府作风。

This is B.S., he said to himself& and immediately called Langer.

这真是扯淡，他对自己说。然后，他立刻给兰格打了电话。

He knows so much about his product that the technical people respect him and don't try to B.S. him.

他对自己的产品了若指掌，他的技术人员们都对他崇敬有加，从未想过挑他的毛病。

When you come back, we have to discuss the B.S. Bride's cake.

等你回来，我们还得谈谈胡扯新娘小蛋糕一事。

Quality Control Method for the Construction of Cement Stabilized Macadam Subgrade of Rural Roads in Western China

西部二级公路水泥稳定碎石基层施工质量控制方法