我的第二颗星星！
同样显眼的还有北斗勺柄的左起第二颗星星北斗六开阳，她与北斗七玉衡组成一个测试眼力的视觉双星。
Notable too in skygazing lore Mizar, second star from the left in the dipper's handle, forms a vision-testing visual double star with apparently close Alcor.
如果他们继续走，第二天晚上看见这两颗星星分别落下，就知道他们在不同的纬度上了。
If they kept on going, and the next night they saw the pair of stars setting separately, then they would know that they were at a different degree of latitude.
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