"Spurt" is the word used to describe a short burst of activity, something that happens in a hurry.

这个词用来形容一种爆发式的增长，一些急速发生的事情。

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To make it travel more efficiently, researchers blasted a short burst of sound at an electron trapped in an energy well.

为了使之移动得更有效率，研究者对困在势阱中的电子加了一个短促的冲击声波。

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Constructive Disengagement - Full engagement is using all of your resources and can only be maintained for a short burst.

建设性脱离-全部参与是使用你的所有资源，并只能维持短期突发。

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Carr's book posits that the hyperlinked, short burst, info-snack way we now get information, even the way we assume snippets of information, can replace long and deep learning and is corrosive to our selves and our culture.

FORBES

Supercapacitors have a big internal surface-area that allows a large amount of energy to be delivered rapidly and are used in some electric cars to provide a short burst of power for rapid acceleration and in hybrids to recover energy during braking.

ECONOMIST: Carbon-composite batteries

Those types of collisions would produce an extremely short gamma burst with no burst of light, which is the best fit for the data.

FORBES: A Gamma Ray Burst May Have Irradiated 8th Century Earth