您要查找的是不是：
- 牛PSME1基因bovine PSME1 gene
- 牛ox
- 母牛cow
- 牛扒grilled fillet steak
- 基因代代相传。Genes are transmitted from one generation to another.
- 牛羊flocks and herds
- 牛肉汤brewis
- 分离的基因型a segregant genotype.
- 牛b
- Ｃ基因C gene
- 牛磺酸2-aminoethanesulfonic acid
- Ｄ基因D gene
- 牛鞭bullwhack
- Ｊ基因J gene
- 牛尾oxtail
- Ｖ基因V gene
- Ｉｒ基因Ir gene
- 牛腱beef tendon
- 爬楼梯爬得他气喘如牛。The stairs made him puff like a grampus.
- 牛舌oxtongue
