hyperactive
/ˌhaɪpəˈræktɪv/adjective
1- abnormally or extremely active异常活跃的, 机能亢进的：
a hyperactive pituitary gland.
异常活跃的脑下垂体。
1.1
- (of a child) showing constantly active and sometimes disruptive behaviour（孩子）异常活跃的。
派生词