Let's not forget that eclipses in planetary motions had important symbolic meanings.
我们不要忘记，在行星运动中，日食有重要的象征意义。
Lunar eclipses occur, on average, about every 6 months.
月食发生的频率平均是6个月一次。
Remember, strong-willed persistence always eclipses failure.
记住，坚强的意志会让失败相形见拙。
Astronomers2 know the dates of eclipses and they are not afraid.
天文学家能预知日食和月食的日期，所以他们没有恐惧心理。
The Tuesday eclipse was the first of four partial solar eclipses in 2011.
本周二的日食是2011年四次日偏食中的第一场。
Unlike solar eclipses, lunar eclipses are safe to watch with the naked eye.
与日食不同，裸眼看月食是安全的。
Such events, which only blot out the middle of the Sun, are known as annular eclipses.
像这样，太阳中部被遮盖的天象，就叫做日环食。
What kind of giving really produces that deep sense of happiness that eclipses receiving?
什么样的付出能够真正产生那种超越获得的深层次的快乐和满足呢？
The device was also probably used to predict solar eclipses and indicate other planetary motions.
这一装置也有可能被用来预测日食和其他天体活动。
Humans have recorded eclipses for thousands of years, but they were often sources of fear rather than fascination.
人类几千年来一直在记录日食，但他们对日食的恐惧往往多于迷恋。
The paths of totality for successive eclipses in this saros series change in a regular pattern every 18 years.
在沙罗周期系列中相继发生的日全食的路径每隔18年作有规律的图形变化。
There will be a total of 6 eclipses in 2011, and 3 of these will occur in a 30 day phase between June 1st and July 1st.
在2011年总共有6次日月食，其中3次将在这段从6.1到7.1的30天里出现。
A lunar eclipse occurs when the Earth's shadow falls on the moon. Lunar eclipses occur, on average, about every 6 months.
月食的发生，是由于地球的影子落在月球上。月食发生的频率平均是6个月一次。
Based on the eclipses, the team calculates that the binary stars are just 20 percent and 69 percent the mass of our sun.
根据它们的日蚀，研究团队计算出，这两颗恒星只有太阳质量的20%和69%。
Such indignation eclipses a far more interesting debate about the merits of the work itself—and of modern French fiction.
这种义愤填膺使得更为重要的有关小说本身价值——还有当代法国小说——的讨论颇为之黯然失色。
Lunar eclipses occur when the sun, Earth and moon sit in alignment and the Earth blocks sunlight from reaching the moon.
当太阳、地球和月球成一直线且地球遮挡了太阳照到月球上的太阳光。
Its wheels and gears create a portable orrery of the sky that predicted star and planet locations as well as lunar and solar eclipses.
其轮盘和齿轮制造出一种可携带的太阳系天体仪，可以预测恒星和行星的位置，也能预测月食和日食。
Partial solar eclipses happen when the moon blocks only part of the sun's disk, as seen from Earth, casting regions of the planet in shadow.
当月亮遮住部分太阳时，日偏食发生了，就像从地球上看到的一样，使得地球上的部分地区笼罩在阴影中。
Total solar eclipses are of special interest to astronomers because it is the only time the sun's corona can be seen from the Earth's surface.
天文学家们对日全食特别感兴趣，因为它是可以从地球表面看到的太阳日冕唯一的一次机会。
It's a truism that no new medium kills the one that it eclipses - we still have radio, which pre-dates the Internet, television and movies.
新的媒介不会将被其风头盖过的旧有媒介置于死地，这是一条真理——尽管有了电影、电视和互联网，我们仍在使用收音机。
When planning HVAC schedules, the device's 7-inch touchscreen interface eclipses the competition for ease of use and clarity of information.
在设定HVAC(空气调节系统)计划时，7英寸触摸屏界面使该设备在易用性与信息清晰度上都胜出一筹。
Finally, he computed average daily returns for each index and compared returns on days when eclipses occurred with those on days when they did not.
最后，他为每一种指数计算了日平均收益，并将有交食发生的统计数据与平常时候的统计数据进行了比较。
This year is unusual, because there will be only partial eclipses: "That hasn't happened since 1982 and won't happen again until 2029, " Pasachoff said.
今年是不同以往的一年，因为今年只会出现日偏食：“这种情况自1982年以来从没有发生过，而之后则需要等到2029年才会发生同样的状况。” 帕萨扣夫谈到。
By choosing to study eclipses, Mr Lepori has neatly avoided the two largest obstacles to proving the effects of superstitious behaviour on stockmarkets.
通过选择交食（日食与月食的统称）作为研究对象，MrLepori优雅的绕过了证明迷信行为在股票市场上产生效应的两大障碍。
He may have won two Olympic gold MEDALS and smashed 12 world records, but Coe's achievement in leading London to a stunning victory eclipses them all.
他曾经赢得过两块奥运金牌，他曾经打破12项世界纪录，然而，所有这一切在他带领伦敦取得奥运会主办权的辉煌胜利面前都黯然失色。
According to Pasachoff, eclipses offer scientists unique opportunities to study the corona, parts of which are invisible even to sun-watching satellites.
巴萨乔夫认为，日食为科学家们提供了一个观测日冕的绝佳机会，因为它其中的某一部分在平时是不可见的，甚至连太阳监视卫星也无法观测得到。
Solar eclipses can happen up to five times a year, although each year is different due to variations in the positions of Earth, the moon, and the sun over time.
随着地球、月球和太阳相对位置的逐渐变化，每年所发生的日食次数也不尽相同，有时候在一年之内会发生多达五次的日食。
Maya astronomers built observatories and, by observing the night skies and using mathematics, learned to accurately predict eclipses and other celestial phenomena.
玛雅天文学家建立起天文台来观测天象，通过对夜晚天空的观测，加上数学计算，他们就能准确计算出日食和其他天文现象出现的时间。
Maya astronomers built observatories and, by observing the night skies and using mathematics, learned to accurately predict eclipses and other celestial phenomena.
玛雅天文学家建立起天文台来观测天象，通过对夜晚天空的观测，加上数学计算，他们就能准确计算出日食和其他天文现象出现的时间。
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