There is a difference between getting a bit nervous before a meetingat work or a date and having a big panic attack and feeling like youcan’t breathe or are about to faint.

之间存在着变得有点之前meetingat工作或日期并具有很大的恐慌发作和呼吸的感觉像youcan't或即将晕倒紧张的差别。

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Studies have shown that dogs 'noses can detect scents as faint as 500 parts per trillion, making it possible that dogs sense a seizure-indicating pheromone3 prior to an attack.

研究表明，狗鼻子能嗅出微弱到兆分之五百程度的味道，所以它能闻出显示癫痫即将发作的信息素。

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Studies have shown that dogs 'noses can detect scents as faint as 500 parts per trillion, making it possible that dogs sense a seizure-indicating pheromone3 prior to an attack.

研究表明，狗鼻子能嗅出微弱到兆分之五百程度的味道，所以它能闻出显示癫痫即将发作的信息素。

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