英 [ˈæktɪv] 美 [ˈæktɪv]
adj.
(尤指体力上)忙碌的，活跃的;积极的;定期进行的;起作用的;起化学作用的;主动语态的
n.
主动语态
比较级： more active级： most active
派生词： actively adv.
例句
Idiom: in In spite of his age, he still leads an active life.
尽管年事已高，他依旧过着一种忙碌的生活。
The virus is still active in the blood.
这种病毒仍然在血液中起作用。
Although he's nearly 80, he is still very active.
尽管快80岁了，他还是十分活跃。
