These two types of dog can interbreed / be interbred ( with each other ) 这两种类型的狗可以杂交繁殖
2.
Genetic engineering techniques bypass crossbreeding barriers between species to enable gene transfer between widely differing organisms 遗传工程可突破物种间的杂交繁殖障碍，使基因在自然界不同物种间迁移。
3.
We have come to understand now that due to human scientific interbreeding of our two species how we became intertwined consciousness when at another time this was not so 我们现在开始理解，我们是如何因人类对我们两个物种科学杂交繁殖而成为意识混杂的，而在另外时期却并不如此。
