东方锦鲤，拥有血统纯正的，高品质锦鲤种鱼种群。

Dongfang koi farm owns highbred and high-quality parent koi fish that all come from notable bloodlines and inherited steadily.

youdao

远东最后一个血统纯正的第三代吸血鬼。

The last one of the pure-blooded vampires of the third generation in far east.

youdao

绝不会！如果我周围是血统纯正的家人，我很确定。

Never! When I'm surrounded by my pureblood family, I know it's real.

youdao

And he was especially obsessed with racial purity.

他尤为看重纯正的种族血统

耶鲁公开课 - 美国内战与重建课程节选