hyperactivityKK [ˏhaɪpɚækˋtɪvɪti] /ˌhaɪpɚækˈtɪvɪti/发音名词1过动、过度活跃The doctor linked his hyperactivity to a lack of sleep.医生认为他的过动与睡眠不足有关。2机能亢进、过度活动医学Tests revealed hyperactivity of the thyroid gland.检查显示他的甲状腺机能亢进。3异常活络、过热Recent hyperactivity in the housing market worries economists.房市近来异常活络,让经济学家感到忧心。用这个字练口说→