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
