crossbreed

crossbreed的音标为[ˈkrɒsbrɪd] ，基本翻译为“杂交种”，速记技巧为：cross（交叉）+ breed（繁殖）→杂交种。

Crossbreed这个词的英文词源可以追溯到古英语中的“cross”和“breed”，意为杂交或混种。它的变化形式包括名词形式的“crossbreeding”和形容词形式的“crossbred”。

相关单词：

cross-pollination（异花授粉）

cross-fertilization（异花受精）

mongrel（混血犬，指杂交犬）

mongrelism（混血犬症，指犬类杂交现象）

mating（交配）

hybrid（杂交种）

hybridize（杂交）

cross-breed（杂交育种）

cross-breeding（杂交繁殖）

以上这些单词都与crossbreed有着密切的联系，它们都涉及到杂交、混种、交配等概念，是生物学和遗传学中的重要术语。这些单词的出现和发展也反映了人类在生物科学领域中的不断探索和进步。

常用短语：

1. crossbreed with (与...杂交)

2. crossbreed dogs (杂交狗)

3. crossbreed cattle (杂交牛)

4. crossbreed horses (杂交马)

5. crossbreed pigs (杂交猪)

6. crossbreed chickens (杂交鸡)

7. crossbreed sheep (杂交羊)

双语例句：

1. The dog we bought is a crossbreed, but it is very intelligent and friendly. (我们买的狗是杂交品种，但它非常聪明和友好。)

2. The farmer raises crossbreed cattle to sell to local markets. (农民养杂交牛出售给当地市场。)

3. The horse we rode was a crossbreed, but it was very strong and fast. (我们骑的马是杂交品种，但它非常强壮和快速。)

4. The pigs we raised were crossbreeds, and they were very tasty and healthy. (我们养的猪是杂交品种，它们非常美味和健康。)

5. The chickens we bought were crossbreeds, and they laid eggs with high quality and quantity. (我们买的鸡是杂交品种，它们产出的蛋质优量大。)

6. The sheep we bought were crossbreeds, and they were very docile and easy to handle. (我们买的羊是杂交品种，它们非常温顺，易于处理。)

7. Crossbreeding is a method of genetic improvement that can improve the performance of animals and increase their adaptability to different environments. (杂交育种是一种遗传改良方法，可以提高动物性能并增加其对不同环境的适应性。)

英文小作文：

Crossbreeding has become a popular method of genetic improvement in animal husbandry, which can improve the performance of animals and increase their adaptability to different environments. Through crossbreeding, we can obtain more diverse and unique breeds of animals, which can bring more benefits to farmers and consumers. In addition, crossbreeding can also improve the health status of animals, reduce the incidence of diseases, and increase their resistance to environmental changes. Therefore, I believe that crossbreeding will continue to play an important role in the future of animal husbandry.