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2019年10月14日 17:38:44 | 作者:华龙活动 | 来源:新华社
An astronomer of the Western Han Dynasty, Luo Xiahong is famous for his outstanding achievements in calendar computation and astronomy, and is seen as the earliest scholar in calendar computation.落下闳,西汉天文学家,以在历法和天文方面的杰出成就闻名,被视为最早的历法学者。For the purpose of calendar reform, Emperor Wudi of the Western Han Dynasty employed astronomers throughout the country. 为了改革历法,汉武帝雇用了全国的天文学家。In the end, Luo worked out with others--The Tai Chu Calendar--which was adopted by the emperor, due to its superiority over other calendars. 最后汉武帝认为落下闳的历法《太初历》优于其它历法,于是予以采用。As the first calendar that can be verified in historical records, The Tai Chu Calendar was used for 189 years.作为有史可查的第一部历法,《太初历》使用了189年。Luo Xiahong was the initiator of the theory of sphere-heavens, and the equatorial armillary sphere he improved was in use for 2 000 years.落下闳是浑天说的创始人之一,经他改进的赤道式浑天仪,在中国用了2000年。For the first time in astronomic history, Luo correctly inferred the cycle term of 135 months for solar and lunar eclipses, meaning that there were 23 solar eclipses within 11 years.在天文学史上首次准确推算出135月的日、月食周期,即11年应发生23次日食。Based on this cycle, people could conduct forecasts on solar and lunar eclipses.根据这个周期,人类可以对日、月食进行预报。On September 16, 2004, with the approval from the International Astronomical Union, an asteroid was named after Luo Xiahong in commemoration of the great Chinese astronomer.2004年9月16日,经国际天文学联合会小天体提名委员会批准,一颗小行星被命名为“落下闳小行星”,以此纪念这位伟大的天文学家。 /201603/430306China#39;s sperm banks are aly facing a shortage of donors, and the two-child policy may put more pressure on the institutions.中国的精子库本就面临捐献者不足的问题,而;全面二孩;政策或许将加剧精子库资源紧张。According to reports, a growing number of couples with fertility problems have visited local hospitals and sperm banks for consultations since the two-child policy announcement.据报道,;全面二孩;政策宣布后,越来越多的不不育夫妇前往当地医院和精子库咨询。;Actually, there has been a rise in the number of infertile couples who have come to ask about having a second child,; said Xue Jie, a head nurse with the reproductive center of the hospital affiliated with the Nanchang Research Institute of Medical Sciences.南昌市医科所附属医院生殖中心护士长薛洁表示,;实际上,来咨询生二孩的不不育夫妇有所增加。;According to statistics released by the China Population Association at the end of 2012, 40m people have fertility issues, accounting for 12.5% of the population aged between 20 and 49.根据中国人口学会2012年底的数据,我国不不育患者已达4000万人,占到20岁至49岁人口的12.5%。 /201511/410623Shi Shen (born 4th century B. C.) was a Chinese astronomer and contemporary of Gan De. He was born in the State of Wei, also known as the Master Shi Shen(Shi Shenfu).石申(生于公元前约4世纪),又名石申夫,战国时魏国人。天文学家,与甘德同时代人。He is credited with positioning the 121 stars found in the preserved texts.根据现存文本记载,石申给出了121颗星的位置。He also made the earliest surviving undated record of sunspot observation, which is sometimes erroneously credited to Gan De.石申有关太阳黑子的观测记录(未标日期)是现存最早的(有时会错误地认为这些记录是甘德做的)。He assumed that these spots were eclipses that began at the center of the sun and sp outward. 石申认为这些黑点是由太阳中心开始向外扩展的日蚀。Although he was wrong, he recognised the spots for what they were--solar phenomena.尽管石申的观点是错误的,但是他承认这些黑点是太阳自身的现象。His works included the 8-volume Astronom, the one-volume Celestial Map and the one-volume Star Catalogue of Shi.石申的著作包括:8卷本《天文》、一卷本《浑天图》、一卷本《石氏星经簿赞》。The latter two are now believed to be written by his school followers.现在认为后两本是石申的门徒写的。Most of his works did not survive intact, but a few of his crucial writings were preserved in The Treatise on Astrology of the Kaiyuan Era.石申的大多数著作现在都不完整,但是他一些最重要的著述被收人《开元占经》得以保存下来。Shi Shen crater on the Moon is named after him.月球背面的环形山中,就有一座以他的名字命名。 /201603/430304

Science tells us that life is better if you#39;re beautiful.科学告诉我们这是一个看脸的社会。You#39;re healthier, more persuasive, and people will just generally think you#39;re smart and trustworthy.如果你身体健康、能言善辩,人们就会觉得你很聪明、值得信赖。But turns out, you don#39;t have to hit the genetic lottery to become more attractive to the opposite sex.不过有研究发现,即使没有这些先天基因优势,你同样有机会受到异性的格外青睐。Thanks to a slew of studies on sex and attraction, we found 12 grooming tips, attitude adjustments, and other fixes for both men and women that are proven to make you more appealing.我们对性别与吸引力之间的关系进行了大量研究,发现下面这12个方法(包括自我修饰、心态调整等)能让你变得对异性更有吸引力。男女都适用哦。1. Keep those teeth pearly white.保持牙齿珍珠般亮白A study confirmed that a white and evenly spaced set of teeth make people seem more attractive.一项研究实,拥有一口洁白整齐的好牙,往往更具吸引力。The study, from researchers at the British universities of Leeds and Central Lancashire, found that teeth are ;the human equivalent of a peacock’s tail,; according to The Daily Mail.据《每日邮报》报道,英国利兹大学和中央兰开夏大学的研究人员发现,人的牙齿就如同孔雀的尾巴一样是吸引异性的法宝。They are a sign of health and good genetics that help select a mate.牙齿传递出健康和拥有优良基因的信号,对找伴侣至关重要。2. Eat your fruits and vegetables for glowing skin.多吃水果蔬菜,让你容光焕发Eating more fruits and vegetables is a natural way to make your skin look more attractive, a study from PLoS ONE showed.《公共科学图书馆·综合》发表的一项研究表明,多吃水果蔬菜,自然会让你的皮肤看起来更有吸引力。Fruits and vegetables are loaded with antioxidants and plant-based pigments, which give skin a healthy hue.水果和蔬菜本身含有多种抗氧化剂和植物色素,能让食用者拥有健康肤色。Plus, the results are instant. Participants in the study had rosier cheeks and healthier looking skin with just an increase of one portion of fruit and vegetables a day.另外,这种方法短时即可见效。研究参与者每天只多吃了一份果蔬,脸颊很快就红润起来,皮肤看上去也更好了。 /201601/422661

The Sixteen States十六国The Sixteen Kingdoms (十六国), or less commonly the Sixteen States, were a collection of numerous short-lived sovereignties in China proper and neighboring areas from AD 304 to 439 after the retreat of the Jin Dynasty (265—420) to South China and before the establishment of the Northern Dynasties.“十六国”是公元304年至439年,也是在晋朝(265——420)撤回中国南方之后、北朝建立之前,中原地区及其周围很多短暂存在的政权的集合。Originally, the term was first introduced by Cui Hong in the lost historical record, Shiliuguo Chunqiu (the Spring and Autumn Annals of the Sixteen Kingdoms) and restricted to sixteen kingdoms of this era, namely the states of Han Zhao, Later Zhao, Cheng Han, Former Liang, Later Liang, Northern Liang, Western Liang, Southern Liang, Former Yan, Later Yan, Northern Yan, Southern Yan, Former Qin, Later Qin, Western Qin and Xia.一开始,这个说法在丢失的史料《十六国春秋》中由崔鸿提出,当时仅仅指这个时期的16个国家——汉赵、后赵、成汉、前凉、后凉、北凉、西凉、南凉、前燕、后燕、北燕、南燕、前秦、后秦、西秦和夏国。The term has been broadened to include all sovereignties from 304 to 439.后来这个名词所涵盖的意义被扩大为304至439年的所有政权。These do not all exist through the entire period.它们并不都存在与一整段时期。A less used term, the Period of Sixteen Kingdoms represents this turbulent era from 304 to 439.一个较少使用的说法是,十六国时期代表着从304年到439年间骚乱的时期。Almost all rulers of the kingdoms were part of the Wu Hu ethnicity and claimed to be the emperors and wangs (kings).几乎所有的统治者都是五胡的一部分并各自称帝。The Han Chinese founded the four states: Northern Yan, Western Liang, Former Liang and the state of Wei.汉人建立了四个国家——北燕、南凉、前凉和魏国。Six Chinese rulers of the Former Liang remained titularly under the government of the Jin Dynasty.前凉的六位统治者在晋朝政府的控制下处于名存实亡的状态。The Northern Wei Dynasty is not counted as one of the Sixteen Kingdoms even though it was founded during the Period.北魏不被算做十六国之一,尽管它也是在这段时期建立的。 /201510/398407

It takes more than shampoo and conditioner to maintain the charm of shiny and manageable hair. See what you should eat to keep those tresses healthy, alluring and strong.为了维持有光泽且易打理的头发,仅仅用洗发水和护发素是不够的。来看看你应该吃什么才能让你的长发健康迷人且强韧吧。Hair is made up of protein, so make sure you feed consume enough protein. Whether cooked or boiled, eggs are an excellent source of protein.头发由蛋白质组成,所以你需要保足够的蛋白质摄入。无论是蒸还是煮,鸡蛋都是一个绝佳的蛋白质来源。A nutrient-rich blood supply nourishes hair glands and roots, making iron an important mineral for hair. A diet rich in red meat or green leafy vegetables ensures good health for hair.营养丰富的血液可滋润毛腺和发根,其造出的铁元素是对头发非常重要的矿物质。饮食以红肉和绿叶植物为主可以保头发的健康。Blueberries are amazing for good skin as well as lustrous hair. They are one of the best sources of vitamin C and help in the production of collagen, which strengthens the capillaries supplying blood to the hair shaft.蓝莓对好皮肤和有光泽的发质都有神奇的功效。它是维生素C的最佳来源之一,还可以通过加强毛细血管向毛干输送血液,来帮助生产胶原蛋白。Salmon is high in Omega-3 fatty acids, which keep your scalp and hair hydrated. Our body cannot produce Omega-3 on its own, therefore it becomes important to consume foods rich in this nutrient.三文鱼富含ω-3脂肪酸,可以让你的头皮和头发水润。我们的身体不能自己产生ω-3,因此多吃富含这种营养的食物非常重要。Carrots contain vitamin A that produces sebum, an oily substance produced by sebaceous glands. This provides a natural conditioner for healthy scalp.胡萝卜富含维他命A,它可以生产皮脂,这种油状的物质从皮脂腺造出。它为头皮提供了一种天然的护发素。Oysters are high in zinc and selenium, which aid hair health and growth. Zinc deficiency, on the other hand, can lead to hair loss and flaky scalp.牡蛎富含锌和硒,他们让头发健康,帮助生长。相反,缺乏锌则会导致脱发和头皮干燥。Hair needs protection from the sun. Dry fruits, and almonds (nuts) are good sources of vitamin E, which protect hair from getting damaged. They are also packed with sulphur and biotin that promote hair growth.头发需要被保护不受太阳的灼伤。干果和杏仁是维他命E的来源,可以保护头发不受损伤。他们还包含硫磺和维生素H,促进头发生长。Whole grains contain water-soluble B-vitamin, which protects hair from getting brittle.全麦包含可溶于水的维他命B,可以防止头发脆弱。Kiwis are loaded with vitamin C and antioxidants that help keep hair firm and healthy.猕猴桃富含维他命C和抗氧化剂,让头发坚硬且健康。Drink lots of water to keep your hair shining bright. Eight glasses of water a day keeps hair hydrated and healthy.喝大量的水可以保持头发光照人。每天八杯水,让头发水润健康。译文属原创,,不得转载。 /201511/412358

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