Before silos were invented, cows gave less milk during winter because they had no green grass to eat.
筒仓发明之前，因为没有青草可以吃，奶牛在冬天产奶量减少。
Farmers often give penicillin to beef and poultry, and because of this, penicillin has been found in the milk of treated cows.
农民经常给牛肉和家禽注射青霉素，因此这些被注射过的奶牛的奶中含有青霉素。
Farmers often give penicillin to beef and poultry, and because of this, penicillin has been found in the milk of treated cows.
农民经常给牛肉和家禽注射青霉素，正因为如此，在被注射过青霉素的奶牛的奶中发现了青霉素。
In particular, dairy maids, whose responsibility was to milk cows, and so they had a very intimate relationship with cattle, often didn't get smallpox.
特别是挤奶女工，她们的职责就是挤奶，因此她们与牛有着非常亲密的关系，通常不会得天花。
Besides egg whites, drugs made of proteins come in the milk of cows and sheep.
除了蛋白以外，蛋白质制成的药物还来自牛奶和羊奶。
For the farmer who takes care to keep them cool, providing them with high-energy feed, and milking them regularly, Holstein cows are producing an average of 2,275 gallons of milk each per year.
对于那些照顾它们保持凉爽，给它们提供高能量饲料和定期挤奶的农场主来说，荷尔斯坦奶牛平均每年能产2275加仑的牛奶。
Now, only 3 percent of families follow the agricultural model, but nearly all schools are scheduled as if our children went home early to milk the cows and took months off to work the crops.
现在，只有3%的家庭遵循农业模式，但几乎所有的学校都安排得好像我们的孩子要早早回家挤牛奶，或者花几个月的时间种田一样。
In the study, mice were fed with dried milk powder made from cows milked both during the day and at night by researchers from Seoul, South Korea.
在这项研究中，研究人员给老鼠喂食干奶粉，这些奶粉是由韩国首尔的研究人员在白天和晚上分别从奶牛身上挤奶制成的。
The high prices encouraged the peasants to improve their animal husbandry techniques; for example, they began feeding their animals indoors in order to raise the milk yield of their cows.
高昂的价格鼓励农民提高畜牧业技术；例如，为了提高奶牛的产奶量，他们开始在室内喂养动物。
Mice in this case are the first line of experimentation — the scientists hope to then expand the research out into other animals that can produce milk in bulk, like goats and cows.
其实，老鼠只是这个实验的第一个阶段，这些科学家希望以后能将这项研究扩展到其他能大量产奶的动物上，比如山羊和奶牛。
It will import 10,000 cows and supply fortified and flavoured milk to supermarkets and other buyers.
它将进口10,000头奶牛，同时向超级市场和其他买家供应强化牛奶和增香牛奶。
It will import 10, 000 cows and supply fortified and flavoured milk to supermarkets and other buyers.
它将进口10,000头奶牛，同时向超级市场和其他买家供应强化牛奶和增香牛奶。
The country's cows can produce as much as 37 litres of milk a day.
这个国家的奶牛可以每天产出多达37升的牛奶。
Without pollinators there'd be no raspberries, blueberries, or even milk on your cereal (cows feed on bee-pollinated alfalfa and clover). No coffee or chocolate.
缺少传粉者，树莓、蓝莓甚至是牛奶都将成为历史（奶牛以需要蜜蜂授粉的苜蓿和花草为食）。
Before gushing the milk from the cows, the young calf will be released free.
在母牛分泌牛奶之前，小牛会被自由释放。
He pointed out that formula milk is based on cow's milk - and that cows gain weight much faster than humans.
他指出婴儿配方源自奶牛的奶，而奶牛的增重要比人类快。
Catherine Douglas and Peter Rowlinson of Newcastle University, United Kingdom, for showing that cows that have names give more milk than cows that are nameless.
英国纽卡斯尔大学的道格拉斯和卢林森发现有名字的奶牛产奶量要比那些无名牛多！
A supposed sheep's milk cheese was actually from cows. And alleged sturgeon caviar was just cheap Mississippi paddlefish eggs.
他们还发现了有些人用牛奶来冒充羊奶奶酪、用便宜的密西西比白鲟鱼籽来做所谓的鲟鳇鱼子酱。
To-morrow morning, before you set out, you shall drink a cup of warm milk from our cows.
明天早晨，您在动身以前，再喝一杯我们家里的热牛奶。
Milk from cows in the country was transported further and stored at higher temperatures than in the past.
过去全国的牛奶运输路途远，且储存在较高的温度下。
And while some headlines have touted the discovery as a way to get human breast milk out of the udders of dairy cows, this kind of transgenic milk is still far more cow-like than human-like.
虽然一些头条报道将此发现吹捧为从牛乳中获取人类奶水的方式，这种转基因奶更大意义上还是牛奶，而非人奶。
Sitting in his book-lined office in a leafy corner of the IISc campus in Bangalore, Ramachandra proposes it might just be possible "to milk diatoms for oil just as we milk cows."
在班加罗尔市IISc校园的一个枝繁叶茂的角落，在Ramachandra堆满书籍的办公室里，他提出有可能可以“像挤牛奶一样挤油”。
Not only did these early domesticated cows produce very little milk but, more importantly for humans, drinking cows' milk is very much an acquired skill. Martin Jones again.
首先这些早期驯化牛根本就产生不了多少牛奶，但最重要的仍是，对人类而言，喝牛奶其实是一种获得性的技能。
The National Milk Producers Federation "retired" 101,000 dairy cows this month and on July 10th announced another cull.
本月初，101,000头奶牛从全国牛奶生产者联合会“退休”，7月10日宣布宰杀它们。
The National Milk Producers Federation "retired" 101, 000 dairy cows this month and on July 10th announced another cull.
本月初，101,000头奶牛从全国牛奶生产者联合会“退休”，7月10日宣布宰杀它们。
Monsanto’s own studies, as well as those of Eli Lilly & Co., have found a 10-fold increase in IGF-1 levels in the milk of cows who have been injected with bovine growth hormone (BGH).
根据孟山都自己的研究，与EliLilly 及其合作者的发现一样，在牛奶中被注入的生长因子(BGH)出现了10倍的增长。
Milkcomesfrom cows. 牛奶是奶牛产的。
He did not milk cows because he was obliged to milk cows, but because he was learning how to be a rich and prosperous dairyman, landowner, agriculturist, and breeder of cattle.
他要挤牛奶并不是因为他非要挤牛奶不可，而是因为他要学会怎样做一个富有的、兴旺发达的奶牛场老板、地主、农业家和畜牧家。
In the past, a nomadic family could live on a few cows which would provide more than enough milk and food.
在过去，一个牧民家庭靠几头牛就可以生存，这些牛提供的牛奶和食物绰绰有余。
In the past, a nomadic family could live on a few cows which would provide more than enough milk and food.
在过去，一个牧民家庭靠几头牛就可以生存，这些牛提供的牛奶和食物绰绰有余。
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