The processes responsible for the generation of a supercontinuum are identified though the simulation of the nonlinear Schrodinger equation by Split-step Fast Fourier Transform Method.

利用分步傅立叶法数值模拟了广义的非线性薛定谔方程， 分析研究了 多种条件下超 连续光谱的产生过程；

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The first step to keeping up with a Gemini date is to put on your running shoes. Ready for change, fast and furious?

和双子座约会的第一步是穿起你的跑鞋，赶紧大步追上这个善变的对象。

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The pounds were falling off so fast that I actually got excited to step on the scale each morning to see how much more I'd lost.

体重减少的是如此地快，每天早上站在称上看到我自己减了多少，真是太让人兴奋了。

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Even as it tries to strengthen its image as a purveyor of more premium food, Wendy's is looking to step up its courtship of fast-food customers who are focused squarely on value.

NPR: Wendy's Stands By Outlook Amid Transformation Push

Toshiba is taking fast motion picture quality one step further with ClearScan 240.

ENGADGET: Toshiba rolls out new REGZA HDTV line, internet connected crew coming later

The FAST system is the first step in an effort to use Xerox PARC's expertise in physics, engineering and computer science to invent and commercialize new technologies for biology and health care.

FORBES: Scanning For Cancer