| 1. | We observe three sunspot groups on the disc .
在日面上观测到三个黑子群。 |
| 2. | In view of its physical nature such a sunspot group actually has a structure of its own .
从物理性质方面来看黑子群实际上有它自身的结构。 |
| 3. | Just ignore the freaking haters
别理那些他妈的黑子。 |
| 4. | This photo shows the sun in visible light with a few sunspots
下图显示了在可见光波段下的太阳，日面上有不少黑子。 |
| 5. | They are comparable to the size of the earth and usually , sunspots appear in groups
它们的大小足以和地球匹敌，很多时黑子是整群出现的。 |
| 6. | There was a lot of talk about those sunspots when we were in lombard street west
我们住在伦巴德西街的时候，关于太阳的黑子，大家议论纷纷。 |
| 7. | Sunspots have limited life span , they form and dissolve within a few days to about three weeks
黑子生命短暂，只有少于数天至约三星期的寿命。 |
| 8. | Spot sizes vary from several hundred km across to more than 100 , 000 km for groups
黑子的面积由数百千米的单个黑子至尺度逾100 , 000千米的黑子群不等。 |
| 9. | If we plot the positions of the sunspots against the time , we have the famous butterfly diagram
假若我们以图显示黑子位置与时间的关系，便会得出著名的蝴蝶图。 |
| 10. | Sooty has set a new world record for the most valentine cards sent to a guinea pig
据路透社9月23日报道，在最新版《吉尼斯世界纪录大全》中，你可以知道世界上收到情人卡最多的豚鼠的名字? ?黑子。 |
