She had often carried test tubes containing radioactive isotopes in her pocket, remarking on the pretty blue-green light they gave off.

她经常把装有放射性同位素的试管放在口袋里，对试管里发出的漂亮的蓝绿光赞不绝口。

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On top of all that, a new study published in the journal Learning and Memory finds you are probably better off sleeping than making last-minute preparations for a test.

除此之外，一份刊登在《学习与记忆》日报上的研究发现睡觉比临时抱佛脚更有可能得到好结果。

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The bottom line is that you need to study, eat a good meal, sleep well on the eve of the test, and believe that your efforts will pay off.

底线是你需要在考试前夕学习，吃好饭，睡好觉，并相信你的努力会得到回报。

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The 23-year-old bowler passed a late fitness test on his back before helping England see off the hosts in an 181-run win in the first Test in Chittagong.

BBC: Stuart Broad feeling fresh after first Test toil

Years ago I used to write a lot more frequently on cars, and have pushed Aston Martins over 180mph on their test track in England, driven Land Rovers off-road across Utah and the Scottish Highlands, ripped a Panoz Esperante through the rural Georgia countryside, and slid more pedestrian models around icy tracks in Colorado.

FORBES: Test Drive: 2013 Mercedes SL 550 Roadster

She was part of the England squad which captured the women's Ashes on home soil in 2005 and hopes to play a part when they defend the trophy in a one-off Test at the Bradman Oval in Bowral, starting on 15 February.

BBC: CHOOSE A SPORT