Basking in the glow of the bright supergiant star Rigel, the Witch Head Nebula trails like a puff of smoke through the Eridanus constellation about 700 light years away.
在明亮的超巨星参宿七的照耀下，女巫头星云的尾部就像一阵烟，穿过700光年远的波江座。
This annual gathering already has more delegates who raise their chins and puff up their chests as they speak about the will of the people.
这个一年一度的聚会已经有更多的代表提出了他们的胸膛谁的下巴，粉扑，因为他们对人民的意志发言。
Just because we understand or have knowledge about an issue we must be careful because this can puff us up, or make us proud.
正因为我们了解并掌握某一事物的知识，我们更要警醒这知识很可能会叫我们自高自大。
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