老师注意到孩子上课时注意力不集中,可能是由于多动症。

The teacher noticed the child's difficulty focusing in class, possibly due to hyperactivity.

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The teacher noticed the child's difficulty focusing in class, possibly due to hyperactivity.

hyperactivity 是由前缀 hyper-(表示"过度、超出")和名词 activity(活动)组成的复合名词。hyper- 来自希腊语,表示"超过正常水平"的意思。activity 指"活动、行动"。合起来 hyperactivity 指"活动过度",即"多动症",表现为异常活跃、难以集中注意力等症状。

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