公元前

Years BC, people discovered the pyroelectric effect, but pyroelectric pyroelectricity is the modern name in 1824 introduced by the Brewster.

在公元前300年人们就发现了热释电效应，不过热释电的现代名称pyroelectricity是1824年才由布鲁斯特引入的。

As early as the 6th century BC, Pythagoras insisted that the world was round, but no one believed him.

早在公元前6世纪，Pythagoras提出地球是圆的学说，但是没有人相信他的话。

The Pythian games -- more a celebration of the arts than sport -- began in the 6th century BC and included musical and literary contests.

特尔斐竞技会开始于公元前六世纪，比赛项目包括音乐和文学，所以与其说它是体育盛事，还不如说是文艺庆祝。

The site was dated back to 5200 B.C., in the Late Stone Age, through radiocarbon dating.

这个遗址可以追溯到公元前5200年，石器时代后期，经理了放射性碳的时代。

So far, radiocarbon dating of the site has linked it to the 10th and 9th centuries B.C., the Iron Age.

到目前为止，放射性碳测年的网站已链接到第10和第9世纪公元前的铁器时代。

Moreover, if the people of the first Babylonian dynasty (about 21st century BC) called themselves "Amorites," as Ranke seems to have shown, then obviously a common origin with them was recognized by the Babylonians at that early date.

此外，如果正如德国历史学家兰克所指出那样，巴比伦第一王朝时期（大约在公元前21世纪）的人自称为"亚摩利人"，那么他们在那个较早的时期，明显是有一个被公认为巴比伦人的共同起源。

A story of the persecution of the Egyptian Jews by Ptolemy Philopator after the defeat of Antiochus at Raphia in 217 BC; their steadfastness in their religion, and the miraculous deliverance God wrought for them.

的故事迫害犹太人的埃及托勒密Philopator战败后在Raphia安提阿哥在公元前217 ；的坚定性，他们的宗教，并奇迹般的拯救上帝对他们造成的。

And the question whether universals, given that they exist at all, exist ante res or in rebus is as controversial in the twenty-first century as it was in the thirteenth century and the fourth century B.C.

普遍性东西是"先于客"还是"在客体中"存在？这个问题，假设普遍性东西存在，在二十一世纪的争论如同其在十三世纪或公元前四世纪的争论。

The date commonly given for the final recension of the Rigveda is 1000 BC.

通常认为《梨俱吠陀》最终是在公元前1000年完成。

There was a Roman general in the 3rd century BC named Regulus who was always keeping his word.

公元前三世纪有一位罗马将军名叫雷古拉斯，他为人非常守信。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。