unilateral

形容词 unilateral:

1. involving only one part or side
   同义词：one-sided
2. tracing descent from either the paternal or the maternal line only
   同义词：unilateralist

1. Either of two basic units in cultural anthropology that make up a tribe on the basis of unilateral descent.
   一个分支在文化人类学中，在单系血统基础上构成一个部落的两个基本的部落分支的任意一个
2. The candidates had to state their position on unilateral disarmament.
   候选人须 表明他们对单方面裁军所持的立场。