By comparing the characteristics of the natural spark with the man-made charge, Franklin was able to prove the similarity of electric matter and lightning.

通过对比自然电火花和人工电荷，富兰克林证实了带电物质和闪电之间的相似性。

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His red face was convulsed with anger, and the Grand Army man ducked his head when he saw the spark in his blue, bloodshot eye.

他红彤彤的脸气得变了形。一看见他充满血丝的兰眼睛里的闪光，军人连忙垂下头。

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The mighty man will become tinder and his work a spark; both will burn together, with no one to quench the fire.

有权势的必如麻瓤，他的工作，好像火星，都要一同焚毁，无人扑灭。

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Not a bad pair of second acts for the man who helped spark the personal computer revolution.

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But the Souness who has since undergone heart surgery and ventured to the four corners of Europe in his quest for managerial success, just might be the man to provide the spark to rekindle the First Division side's ambitions.

BBC: Time mellows football's hard man

One recent afternoon a man from Heavener, Okla. calls Spark to complain that a woman he's met through one of its 25 dating sites--a gal who shared his passion for riding all-terrain vehicles--isn't responding to his e-mails.

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