If the very thought of that type of encounter makes your pulse race, perhaps it's time to explore your ability to get to "no" others better.

如果那份遭遇带来的独特思考让你的脉搏加速，也许现在是你去挖掘自己对他人勇敢说“不”能力的时候了。

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Called LADAR, the technology works in a similar way to radar, calculating the range of an object from the time it takes for a pulse to reach it and then be reflected back.

这种技术被称作LADAR，它的原理和雷达差不多，都是通过计算脉冲到达一个物体并返回所用的时间来确定物体的大小。

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From the return pulse, LOLA determines the time of flight which, accounting for the speed of light, reveals the distance from the spacecraft to the lunar surface.

之后激光高度计将参照光速，计算出反射脉冲的渡越时间，从而获得飞船与月球表面之间的距离。

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The beacon of jazz has always flickered to the pulse of its time, and even today, it does not extinguish.

NPR: Robert Glasper: The Inauguration Session

What's particularly "astonishing" he says, is how precisely the baby responds - in coos and gestures - often exactly in time with the pulse and bar structure of her sounds.

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Instead of using a search box, people are spending significant time in reader apps like Taptu, Flipboard and Pulse to build custom streams of content and to mix and mash sources around topics that personally interest them.

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