A patriarch is the male head of a family or tribe.
例句
The patriarch of the house, Mr Jawad, rules it with a ferocity renowned throughout the neighbourhood...那戶人家的家長賈瓦德先生治家嚴苛，名聞鄉里。Joseph Kennedy, the clan's patriarch, communicated with Bobby in a series of notes.宗族族長約瑟夫·肯尼迪通過一系列便箋和博比交流。
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（基督教東派教會的）大牧首，宗主教
A patriarch is the head of one of a number of Eastern Christian Churches.
例句
...the new head of the Russian Orthodox church, Patriarch Alexei the Second.俄羅斯東正教的新領袖，大牧首阿列克謝二世