Better half 夫妻中的丈夫或妻子；另一半，爱人

Have you seen my better-half? 你见我爱人了吗？

I had known him for almost three years before I met his better half. 在见到他的另一半之前，我已经认识他近3年了。

Please come to our party,and your better half is invited, too! 来参加我们的派对吧，你的爱人也被邀请了。