innocent party

基本解释

As for the property disposition due to invalid marriage caused by bigamy, the property benefits of the innocent party cannot be harmed.
对重婚导致的婚姻无效的财产处理，不得侵害合法婚姻当事人的财产权益。
Law of compensation for divorce established in our newly issued Law of Marriage aims to protect the benefit of the innocent party during the divorce.
离婚损害赔偿制度是我国新婚姻法中建立的旨在保护离婚无过错方合法权益的一项制度。
Contrary to what happens on television, most police work isn't clear-cut and rarely involves one wholly innocent party and another obviously guilty one.
跟电视上正好相反的是，警察从事的大部分工作并不是想象的那么一目了然，它很少会是一方完全无辜，另一方明显有罪那么简单。

Selahattin Demirtas, leader of the pro-Kurdish Peace and Democracy (BDP) party, accused the government of deliberately massacring innocent civilians to intimidate his people.
ECONOMIST: Turkey and the Kurds