hyperactivity

GRE

n. a condition characterized by excessive restlessness and movement

n. 活动过多, 机能亢进, 机能过敏
[医] 活动过强, 机能亢进

38,350

BNC 频率

16,949

使用频率

hyperactivity 可以分解为前缀 hyper-（过度）和词根 activity（活动）。整体意思是“过度活跃”。

例句

1. The teacher noticed signs of hyperactivity in some of her students.

老师注意到她的一些学生有多动症的迹象。

2. Hyperactivity can make it difficult for children to focus on their homework.

多动症可能会使孩子们难以专注于他们的作业。

3. Parents should work with doctors to manage their child's hyperactivity.

家长应该与医生合作以管理孩子的多动症。