sunspot

1. When our star drops out of its latest sunspot activity cycle, the sun is most likely going into hibernation, scientists announced today.: 科学家今天宣布，当我们的恒星脱离最近的太阳黑子活动周期时，太阳最有可能进入冬眠。

2. Anyway, Wolf went though all records from various observatories in Europe and put together a history of sunspot observations going back about 100 years.: 不论如何，沃尔夫查阅了欧洲各个天文台的所有记录，并把大约100年前的太阳黑子观测历史整理在一起。

3. Later this discovery of the sunspot activity was made by one of the most patient observers in the history of science, a German chemist, Charles Schwabe.: 后来，科学史上最耐心的观察者之一，德国化学家Charles Schwabe发现了太阳黑子活动。

4. On Earth, among the surest indications of sunspot cycles are believed to be the rate that trees grow, as seen in the rings visible in the cross sections of their trunks.: 在地球上，人们认为，表明太阳黑子周期最可靠的迹象之一是树木的生长速度，就像树干横截面上可见的年轮一样。

5. Afterwards he found a sunspot group which lived long enough to disappear from view on the western limb of the sun, to reappear on its eastern limb, and finally to regain its old position.: 后来，他发现了一个太阳黑子群，它存在时间很长，从太阳的西边消失，又在东边出现，最后又回到原来的位置。

6. This is known as the sunspot cycle.: 这是被称为太阳黑子周期。

7. A typical sunspot exists for just a few weeks.: 一个典型的太阳黑子只存在几个星期。

8. So with luck the sunspot riddle should be solved in 2010.: 所以说，如果我们走运的话，太阳黑子之谜将在2010年被解开。

9. Any changes in sunspot Numbers reflect changes inside the sun.: 黑子数目的任何改变都反映了太阳内部活动的变化。

10. Many Numbers were based on the sunspot cycle, which they had discovered.: 很多号码在太阳黑子周期，这是他们发现的。

11. This time miserable, and I like the white board on a sunspot so obvious.: 这下惨了，我就像白棋盘上的一颗黑子这样明显了。

12. This includes the continuous survey of umbra and penumbra of the sunspot.: 这包括对太阳黑子本影和半影持续的观测。

13. Sunspot activity is correlated with the total amount of energy we receive from the sun.: 太阳黑子的活动性与我们从太阳那获得的总能量密切相关。

14. He then correlated the reams of data he'd gathered with the 11-year sunspot cycle.: 然后他关联他已收集的大量数据，与11年的太阳黑子活动周期。

15. Large sunspot group ar 9169 moved across the sun during 2000 September and decayed in a few weeks.: 大型太阳黑子团ar 9169在2000年9月穿过了太阳，在几周内衰退了。

16. Changes to the sunspot cycle will have an impact on our weather and climate — but not a very big one.: 太阳黑子周期的变化可能给我们的天气和气候造成一定影响，但是并没有想象中那么大。

17. If there is a sunspot region along one of these paths, the travel time will be a little bit shorter.: 如果传播路径上有一个黑子区，（声波的）传播时间将会短一些。

18. In May, a big sunspot seemed to augur a return to normal, but it faded away and sunspotless days returned.: 在五月发现的一个大太阳黑子似乎预示着太阳正在恢复正常，然而它却消失了并且带来了“无黑子时期”。

19. Sunspot activity, which follows an 11-year cycle, is due to peak in 2013 after which it will start to wane slightly.: 虽然以11年为周期的太阳黑子活动将在2013年达到顶峰之后，将缓慢衰落。

20. Moreover, sunspot observations that began around 1610 show a near-absence of reported sunspots between 1645 and 1715.: 人类对太阳黑子的观测大约始于1610年，但在1645年到1715年间却几乎没有太阳黑子活动的报告。

21. Giovanni Cassini, an Italian astronomer, described a sunspot that appeared in 1671 as the first he had seen for many years.: 在1671年，一位意大利天文学家乔凡尼•卡西尼，描述了他多年以来首次观测到的一个太阳黑子。

22. Changes to the sunspot cycle will have an impact on our weather and climate — but not a very big one. David Biello reports.: 太阳黑子周期的变化可能给我们的天气和气候造成一定影响，但是并没有想象中那么大。大卫·比尔洛报道。

23. This east-west flow of plasma inside the sun normally indicates the onset of sunspot formation for the next solar cycle.: 太阳内部自东向西的等离子流预示着下一个太阳周期里太阳黑子的形成。

24. Back in 2008 solar scientists saw a high-latitude, reversed-polarity sunspot, suggesting the start of a new solar cycle.: 在2008年的时候，太阳科学家们观测到一个位于太阳高纬地区反极性的黑子，他们认为这是新一轮太阳活动开始的标志。

25. However, there is also evidence that the sun is inexorably losing its ability to produce sunspots (see "the sunspot forecast").: 同时，也有证据表明，太阳正无可避免地丧失生成太阳黑子的能力(见“太阳黑子预报”)。

26. Just as a sunspot was turning away from Earth on Sept. 8, the active region erupted, producing a solar flare and a fantastic prominence.: 9月8日正当太阳黑子开始远离地球的时候，活跃区域又发生一次爆发，同时出现一个明显的突起。

27. Last year, he and colleague Matt Penn pointed out that the average strength of sunspot magnetic fields has been sliding dramatically since 1995.: 去年，他和同事MattPenn指出，太阳黑子磁场的平均强度从1995年起，已经急剧下滑。

28. Decadal and longer changes in sunspot activity impacting warming and cooling cloud cover patterns are now being recognized as an important factor.: 太阳黑子活动的年代际和长期变化对升温和降温云层模式的影响现在已被确认为一个重要因素。

29. These were all years with heavy sunspot activity-that is, years when the Earth received significantly more solar energy than in normal years.: 所有这些年份出现过大量太阳黑子活动，也就是说，在这些年中地球比在正常年份获得的太阳能远多得多。

30. These were all years with heavy sunspot activity -that is, years when the Earth received significantly more solar energy than in normal years.: 这些都是太阳黑子活动剧烈的年份，即：地球所接收的太阳能比平常年份多的多的年份。

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