miscegenation
n. 种族混合；（尤指白人和非白人）异族通婚
例句
The BNP says that it does not, nor will it ever, "accept miscegenation as moral or normal".
国家党称，该党现在不会，将来也不会“承认异族通婚是道德的和正常的”。
PS we've already gone through anti-miscegenation kinds of restrictions on marriage. -Yes.
而且，我们已经经历了“反对种族通婚法“这样的事，那是对于婚姻…
The mixing of RACES (or miscegenation) was usually considered as something to be avoided in the name of racial purity.
种族混合(或通婚)通常被认为是要避免的，以保持种族的纯度。
