It's pretty much the only bright spark among commodities.

这几乎是唯一光明的火花中的商品。

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Nora's a bright spark; she found a way of re-using old paper in the copying machine.

娜拉很聪明，她找到了在复印机上重新使用旧纸的办法。

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At this point a bright spark came up with the idea to make all crops glyphosate resistant.

这时出现了明亮的一闪念，就是使所有农作物耐草甘膦的想法。

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That would have created an incentive for agriculture to spread once some bright spark invented it.

ECONOMIST: Climate change and civilisation

Kumble, bowling a marathon 67-over spell, was once again the only bright spark in a listless Indian bowling attack.

BBC: India's home record under threat

The children's enthusiasm for these one-to-one online lessons, which are run by the Bright Spark Education company, is matched by the tutors themselves.

BBC: UK school enlists Indian maths tutors online