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。

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The candle fell and was extinguished, and nothing more was to be seen except a motionless head lying on the sill of the small window, and a little whitish smoke which floated off towards the roof.

蜡烛掉到下面，熄灭了。 人们只见窗口边上有个不动的人头和一缕白烟升向屋顶。

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Officials in Nebraska had to keep a fire extinguisher ready and an eye out for smoke coming from the prisoner's head.

内布拉斯加州的官员必须准备好一支灭火器，并随时注意从囚犯头上冒出的烟。

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The NTSB head said that Boeing's safety checks suggested that a smoke event would occur less than once every 10 million flight hours.

BBC: Boeing gets permission for Dreamliner test flights

"The failure rate was higher than predicted as part of the certification process and the possibility that a short circuit in a single cell could propagate to adjacent cells and result in smoke and fire must be reconsidered, " said Deborah Hersman, the head of NTSB.

BBC: Boeing gets permission for Dreamliner test flights

My recollection is of a small man with an outsized head, an upper-class British accent, and a swirl of cigar smoke around his face.

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