婚约的约束

【法】 vinculum matrimonii

婚约的英语翻译：

affiance; betrothal; contract; engagement; precontract
【法】 betrothal; contract of marriage; engagement to marry; marriage promise
matrimonial vows; precontract; promise of marrage; sponsalia

约束的英语翻译：

engage oneself to; restrict; bind; hold in; restrain; tie; tutor; wrap
【计】 constraint
【医】 bridle; restraint
【经】 restraint; restrict