公元
- 与 公元 相关的网络例句 [注：此内容来源于网络，仅供参考]
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Magnifiers and "burning glasses" or "magnifying glasses" are mentioned in the writings of Seneca and Pliny the Elder, Roman philosophers during the first century AD, but apparently they were not used much until the invention of spectacles , toward the end of the 13th century.
放大镜和&燃烧眼镜&或&放大镜&中提到的著作塞涅卡和普林尼老，罗马哲学家在公元一世纪，但显然他们不是用得多，直到发明了眼镜，对年底的十三届世纪。
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Around A.D. 600, the Mayas were the main aboriginal group in Central America.
公元600年左右，玛雅人是中美洲主要的土著居民。
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The Mayas were the main aboriginal group in Central America.
公元600年左右，玛雅人是中美洲主要的土著居民。
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A.D. 600 the Mayas undertook a massive migration which led this highly civilized people from Central America deep into the northern regions of South America.
公元600年，随着玛雅人从中美洲向北方的迁徙，也把他们的文明传播到了那里。
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However, it is believed that the earliest known Egyptian pharaoh, Menes, studied the properties of poisonous plants and venoms, according to early records.
与众多文明不同之处在于：有关埃及毒药知识及其使用的记录仅能追溯至大约公元 300 年前。不过根据早期记载，我们相信，最早的法老美尼斯就研究过有毒植物及毒蛇的毒性。
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Between 1878 and 1884, some 15,000 Donggans emigrated from the Ili and Kashi regions of China's Xinjiang into the Seven-river region of the Mid-asian Russia, the main body of these Chinese immigrants being the remaining force of the anti-Qing Hui uprising army between 1862 and 1877 in northwestern China.
公元1878-1884年间，从中国新疆伊犁和喀什地区向俄国中亚七河地区迁去了1.5万东干人，其主体是1862-1877年西北反清回民起义军的余部。
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There were great migrations between nomadic and agricultural groups in both China and Europe during 3-6 centuries.
公元3—6世纪，在欧洲和中国都在发生着的游牧民族与农业民族之间的大迁徙现象形成高潮。
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Empire of Mogul falls to pieces after the death of Aurangzeb.
奥朗则布死后，莫卧儿帝国逐渐瓦解，到公元1739年，波斯国王纳狄尔沙赫大军攻入莫卧儿帝国首都德里，大肆进行抢劫和血腥屠杀，粉红名钻&光明之海&也未能幸免。
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During the 1600's, England celebrated a day called "Mothering Sunday".
在公元17世纪，英国出现了一个叫做&妈妈的星期天&的节日。
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During the 1600's, England celebrated a day called "Mothering Sunday".
在公元17世纪，英国出现了一个叫做&妈*星期天&的节日。
- 推荐网络例句
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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.
从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。
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The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.
集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐
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The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.
血精的原因很，以良性病变为主。