词典释义：
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The main symptom of ADHD is impulsiveness.
ADHD的主要症状是冲动任性。
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We show our love sometimes by impulsiveness.
我们有时候表达爱是一时冲动的。
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But don't confuse intuition with impulsiveness.
但不要把直觉和冲动混为一谈。
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I always have the impulsiveness to limn the whole world.
我总有一种冲动，想要描述整个世界。
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Eventually, both apologised to each other for their impulsiveness.
最终，父女都为各自的冲动向对方道歉。
词根 impulse
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impulsive adj. 冲动的；受感情驱使的；任性的
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impulsively adv. 有推动力地
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impulse n. 冲动；[电子] 脉冲；刺激；神经冲动；推动力 vt. 推动
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impulsion n. 冲动；冲击；原动力