crossbreeding
/ˈkrɒsˌbriːdɪŋ/ 6produce (an animal or plant) by mating or hybridizing two different species, breeds, or varieties. "he taught himself how to crossbreed superior seeds"
noun [抽象名词]杂交繁育
Scientists are crossbreeding existing peanut types that have lower levels of the proteins that cause anaphylaxis. 另有科学家正在对现知低过敏原含量的花生品种进行杂交实验。
verb [vt. 及物动词]异种交配（crossbreed 的现在分词）
Each team is crossbreeding a local European short-grain rice with a long-grain Asian variety that carries the salt-resistant gene. 每一组都在杂交培养欧洲本地的短粒稻米和携带抗盐基因的亚洲长粒品种。
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