您要查找的是不是：
- 伊氏锥虫灭活苗对役牛的免疫效果观察Immunity efficacies of inactivated Trypanosoma evansi vaccine for farm cattle
- 役牛原发性前胃弛缓与自由基代谢和胃肠激素的关系Relationship between primary forestomach relaxation and free radical metabolism and gastrointestinal hormone in farming cattle
- 牛ox
- 金牛Taurus
- 最牛most powerful
- 母牛cow
- 地役权servitude
- 牛腩sirloin; tenderloin
- 对牛弹琴talk over people's heads cast pearls before swine
- 缓役deferral
- 牛股bulls
- 牛扒grilled fillet steak
- 牛羊flocks and herds
- 牛肉汤brewis
- 牛刀butcher's knife
- 牛b
- 牛磺酸2-aminoethanesulfonic acid
- 牛肚tripe
- 牛鞭bullwhack
- 牛尾oxtail
