陨石群以每秒22英里的速度穿过天空而且更容易为人们发现。
They travel across the sky at about 22miles per second and are fairly easy to spot.
那么，放眼世界，整个环球北回归线穿越地区都可能有该系列陨石群散落的痕迹。
So look around the world, the area crossed by tropic of cancer may possibly find the trails of such serial meteorites spread.
太空岩石群 ：陨石碎片一般会落入海洋，有时也会掉落沙漠，如同小行星2008 TC3的残骸。
School of Rock: Fragments that manage to survive often fall into the ocean. Sometimes debris drops to the desert, as it did with asteroid 2008 TC3.
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