overactivity

英 ['əʊvəræk'tɪvɪtɪ] 美 ['oʊvəræk'tɪvɪtɪ]

• n. 过度活化性(过于活泼)

英英释义

Noun:

1. excessive activity;

   "overactivity of the sebaceous glands causes the skin to become oily"