unilateralis[法] 一面亲unilateraladj.单方面的；单边的；单系的unilateral undertaking单方承诺unilateral ovariectomy单侧卵巢切除术unilateral obligations单边义务unilateral transaction单方法律行为unilateral convex norm一致凸范数unilateral development片面发展unilateral open-door单开门unilateral inheritance单线遗传unilateral disarmament单方面裁军unilateral castrations半去势