Children with the severest for m, called "attention deficit hyperactivity disorder", exhibit such disruptive behaviour that it impairs their learning and function at home and at school.

多动症最严重的一种形式叫做“注意缺陷多动障碍”，患这类多动症的孩子，其行为的破坏性甚至严重到影响他们的正常生活和学习。

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Children with the severest form, called "attention deficit hyperactivity disorder", exhibit such disruptive behaviour that it impairs their learning and function at home and at school.

多动症最严重的一种形式叫做“注意缺陷多动障碍”，患这类多动症的孩子，其行为的破坏性甚至严重到影响他们的正常生活和学习。

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