Alright, but what causes someone to be hyperactive, or impulsive, or inattentive?

好的，但到底是什么导致他们过度活跃、冲动力不集中呢？

Inattentive and hyperactive-impulse have a set of nine symptoms.

缺陷和多动/冲动各有9项症状。

I tried hard to teach her my sign language, but she was dull and inattentive.

于是我努力教她我的“手势语言”，但是她总是反应迟钝，心不在焉。

When my dad found out about that, he began reprimanding me for being inattentive and even assumed that I had fallen in love.

当我爸爸发现后 他开始斥责我的粗心大 甚至认为我已经坠入河了。

But what of inattentive voters? Or those in a hurry? Or the short-sighted? They might easily end up funding the side they dislike.

但是对于粗心的，匆匆忙忙的，目光短浅的选民又有什么用呢？他们可能轻易地资助了他们不喜欢的人。

I keep thinking about my father, who suffered because of all of this, and I blame myself for being so inattentive to the person I love.

我一直在想我的亲 他因为这一切而受苦 我责怪自己对我的人此疏忽。

If you were less consistently cared for with parental figures who varied between being overprotective and inattentive, then you may have developed one of two insecure attachment styles.

母对你的照顾是在过度保护和漫不经心之间摇摆不定，那么你可能已经形成了两种不安全的依恋类型中的一种。

According to the Diagnostic and Statistical Manual for mental disorders, the fifth edition, the most recent update being in 2013, ADHD is split into these three subtypes: inattentive, hyperactive-impulsive, or both.

根据最新的《美国精神障碍诊断与统计手册》第五版（DSM-5）更新于2013年，ADHD分为三种亚型：主要表现为缺陷、主要表现为多动/冲动，及两者兼有的组合表现。

Oh, you're hardly out of the woods, no. You still run the risk of infection, a blood clot, the possibility that an inattentive surgeon let a barn spider lay eggs in your nose.

你别以为自己脱离险境了。你还有可能手术感染，出现血栓，还有手术疏忽使得蜘蛛爬进你的鼻子产卵的风险。

ADD's an outdated term used prior to 1987, after which it evolved into ADHD to encompass more of the symptoms that people with ADHD often experience, which in addition to being inattentive, includes both hyperactivity and impulsiveness.

ADD是一个过时的术语，在1987年前使用，之后改成了ADHD以涵盖该病患者会出现的更多症状：除了力不集中之外，还有多动和冲动。

For example, someone with the inattentive subtype might make careless mistakes, or not listen, or be easily distracted; and someone with the hyperactivity and impulsive subtype might fidget, or squirm around, or get up from their chair often.

例，主要表现为缺陷的患儿可能会粗心大无法倾听，很容易分神；主要表现为多动/冲动的患儿可能会手脚动个不停，在座位上扭动，被要求坐在座位上时却经常离座。