詞語：holsteins
holsteins的同義詞
n. friesian ，holstein-friesian
holsteins的解釋
holsteinsn. 荷蘭的一種乳牛；黑白花牛
holsteins的參考例句
1.She has a herd of 95 Holsteins and tests about five cows a week. 她擁有95頭荷蘭赫爾斯坦因奶牛，每週選5頭奶牛進行測試。
2.Genetic engineering is precisely what cattle breeders do when they select better strains of Holsteins, only bioengineers employ more precise and powerful control. 基因工程與種牛專家選擇更好的霍斯坦牛種牛時所做的工作完全相同，只不過生物專家採用的控制方法更嚴格更有力。
3.Genetic engineering is precisely what cattle breeders do when they select better strains of Holsteins, only bioengineers employ more precise and powerful control. 基因工程所做的事情，恰如養牛人在挑選更好的種牛。只不過基因工程師們運用了一種更精確而且更強大的控制手段。