奶牛（牛科牛属动物）_百度百科
DHI(Dairy Herd Improvement)是奶牛群改良的英文缩写，中国又称奶牛性能测定体系，即每月一次集中采集每头泌乳牛的奶样，进行奶产量记录、乳成分分析和体细胞计数等。
我们的奶牛 | Dairy Cow Breeds | Dairy Cow Facts | California Dairy
奶牛属于反刍类，这意味着奶牛有四个不同消化功能的胃室（不是四个胃）。 这四个胃室按顺序分别是瘤胃、网胃、瓣胃、皱胃。 当奶牛反刍时，是它们在咀嚼被反刍回到嘴里的饲料，继续消化的过程。
奶牛是什么意思_奶牛的翻译_音标_读音_用法_例句_爱词霸在线词典
Cows were domesticated to provide us with milk. 人们饲养奶牛来为我们提供牛奶. 《简明英汉词典》
Holstein Friesian - Wikipedia
The Holstein Friesian is an international breed or group of breeds of dairy cattle.It originated in Frisia, stretching from the Dutch province of North Holland to the German state of Schleswig-Holstein.It is the dominant breed in industrial dairy farming worldwide, and is found in more than 160 countries. [1] [2] It is known by many names, among them …
奶牛英文_奶牛英语怎么说_英文翻译 - 查查在线翻译
奶牛的英文翻译：dairy cattle; milch [milk] cow…，查阅奶牛英文怎么说，奶牛的英语例句用法读音和详细解释。
DAIRY中文(简体)翻译：剑桥词典 - Cambridge Dictionary
used to refer to cows that are used for producing milk, rather than meat, or to foods that are made from milk, such as cream, butter, and cheese 奶牛的 ; 奶制品的 ， 乳品的 dairy cattle 奶牛
奶牛 | translate Simplified Chinese to English - Cambridge Dictionary
used to refer to cows that are used for producing milk, rather than meat, or to foods that are made from milk, such as cream, butter, and cheese: dairy cattle 奶牛 See more
能量负平衡对围产期奶牛的影响及调控措施
2007年6月23日 · Effects of Negative Energy Balance on Perinatal Dairy Cows and Its Control Measures MU Xiangyu, GUO Yongqing *
dairy cow是什么意思_dairy cow怎么读_dairy cow翻译_用法_发音_词组_同反义词_乳牛_奶牛 …
The dairy farm keeps many dairy cows. 乳牛场饲养了很多乳牛。 At that moment the cow went sliding off the roof. 就在那个时候，乳牛从屋顶滑落了下去。 One cow furnished milk for all of them. 一头奶牛为他们所有人提供牛奶。 John has to milk the cow early in the morning. 约翰一大早就要给奶牛挤奶。
奶牛 - WordReference 汉-英词典
We kept a dairy cow, and it was my brother's job to milk her. milk cow, milch cow n (dairy cow kept for milking) SC Simplified Chinese 奶牛 nǎi niú : If you want to live a self-sufficient lifestyle then you ought to buy a milk cow. dairy cattle npl (cows kept for milking) SC Simplified Chinese 奶牛 nǎi niú : Dairy cattle quickly grow ...