奇怪的是，他的父母亲是名义上的同母异父兄妹。

Oddly, his mother and father were stepbrother and stepsister to each other.

youdao

奇怪的是，他的父母亲是名义上的同母异父兄妹。

Oddly, his mother and father were stepbrother and stepsister to each other.

youdao