When he enrolled at Seneca Middle School, he was the kid with the hair-trigger temper: always angry, ready to clobber anybody who looked at him the wrong way, muscular, built like a wrestler.

当他进入塞内卡中学就读时，他是个脾气的暴躁的孩子，总是气鼓鼓的，时刻准备与任何人干一仗，他肌肉发达，像一个摔跤手。

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The trap does not close every time a trigger hair is touched, because a lot of energy would be used up this way.

并非短毛每次被触动时，陷阱都关闭，因为这样会消耗很多能量。

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This is how the trap knows to snap8 on a moving insect and not on a raindrop which only touches a trigger hair once.

这就是陷阱如何知道困住的是一只移动的昆虫而非雨滴的原因，因为雨滴只会碰触一次短毛。

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Because of the way that technology has connected the world in real time, markets are on such a hair-trigger that the tiniest vibration can set them off.

FORBES: 2011: A Scary Year For Stocks, And Not The Last

But it is unclear if the concerns are justified or just the result of a hair-trigger tendency concerning drug safety on the part of doctors and regulators.

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Unfortunately for shareholders, a class of entrepreneurial class-action lawyers also frequent the Delaware courts, filing hair-trigger lawsuits whenever a takeover is announced, with hopes of collecting a fee to go away.

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