英语语法分析

There is no antithesis between endogamy and exogamy;

内婚制和外婚制根本不构成对立；

The chief of these questions respect the origin of exogamy and of endogamy. As.

这些问题中最首要的是关于外婚制和内婚制的起源。

Exogamy The fusion of gametes produced by organisms that are not closely related.

(异系配合)：亲缘关系较远的生物体产生的配子相互融合。