Webb's sharper view also hints at possible jets from the central star. The dark lane and the way gas appears to push outward near the top of the nebula suggest an ejection that may be shaping the cloud's symmetry, a common feature when aging stars throw material in opposite directions.
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最终，我们只能去此前常去的宠物店试试运气。那家店更像是一个小综合体，一层有供狗玩耍的露天场地，以及能让宠物主歇脚的小餐厅，餐厅既卖狗食，也卖些人吃的饮品简餐；二层，则是狗的美容间与寄养的房间。好在这家店还有空位，房间里有24小时监控，店铺有两道大门，店门正对着的是一条小路，哪怕狗贪玩走失，也不至于立时在大马路上被车撞到。最重要的是，此前狗不时会在这里洗澡，对这个环境相对熟悉，不会害怕得过了头。