此前，世界上许多科学家都认为地球上的原生命组成成分是由陨石从外太空带到地球来的，而陨石中左型氨基酸的发现进一步证实了这一猜想。
Many experts believe biological raw ingredients were carried to Earth in lumps of asteroid rock.
在这个方块中，可以看到如果细胞是白色的，它的左邻是黑色的，右邻是白色的，那么这个细胞在下一步将是黑色的。
In this square, you can see that if a cell is white, its left neighbor black, and its right neighbor white, then that cell will be black in the next step.
更进一步，即使是在爱尔兰，如果把环保主义者看作是性格温顺的旅行小跟班，就像中左党派所认为的那样，因其无处可去便可以任意打发，那将是大错特错。
Still, even in Ireland, centre-leftists would be wrong to see the environmentalists as tame fellow-travellers, easy to co-opt because they have nowhere else to go.
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