基本解释vt. 与 ... 订婚n. 信托； 婚约同根派生 英汉例句用作名词 (n.)Affiance is some special contract in the essence.婚约性质从本质上说应属特殊的契约。There will be some effect of lawsuit becourse of the relationship of affiance.婚约关系的存在会产生特定的诉讼法上的效果，并使婚约当事人负有特定义务。