active/ˈæktɪv/
adj.1. 活动的;活跃的She is very active.她非常活跃。
He has been able to tell us more about active volcanoes than any man alive.他已能比任何人都要多地告诉我们活火山的情况。
2. 能起作用的;活性的3. 能动的;积极的to take an active part积极参加工作
He is an active member of the club.他是俱乐部的积极分子。
4. 〈语法〉主动的(动词或句子)