形容詞 influential:

1. having or exercising influence or power

1. An older, influential member of a family, tribe, or community.
   頭人，長輩在一個家庭、部落或團(tuán)體里的年長且有影響力的人
2. German historian whose greatly influential history of Rome(published1811-1832) established the modern scientific study of history.
   尼布爾，雷恩霍德1892－1971美國神學(xué)家，主張以倫理道德及基督教戒條來對抗社會問題
3. He used his influential friends to help him get into the civil service by the back door.
   他利用那些有權(quán)有勢的朋友幫助他走後門，到政府行政部門任職。
4. Our newspaper is an influential newspaper in this city.
   我們的報紙在本市有很大影響力。

in.flu.en.tial

adj.（形容詞）
Having or exercising influence.
有影響力的：有影響力的或施加影響力的
n.（名詞）
One that is of considerable importance or influence:
有影響力的人物：被認(rèn)為重要的或有影響力的人：
例句：
a select group of media influentials.
一群經(jīng)過挑選的媒介巨頭

【引伸】
in.fluen.tially
adv.（副詞）