The cows are out now, grazing in the pasture.

牛群现在出去了，正在牧场上吃草。

《柯林斯英汉双解大词典》

In what's probably the craziest headline I've ever written, I've reported that advances in livestock protection are happening with scientists painting eyes on the butts of cows.

在我曾写过的可能最为疯狂的新闻报道中，我曾报道过科学家在牛屁股上画眼睛的实验，这是牲畜保护方面所取得的进步。

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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。

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The Swedish film "Cows Are Nice" looks at cow farmers trying to make a living in the milk industry.

VOA: special.2009.03.25

Okay. Then you can look at how many things like cows are raised in the United States, and how many acres there are of carrots, or wheat, or corn, or whatever it is.

好了,然后就可以看看,比如,美国养了多少头牛,种植了多少英亩的胡萝卜,小麦,玉米,或其他东西

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The vast majority of dairy cows in the country are Holsteins, a breed that typically produces more milk per cow than others.

FORBES: Why Milk Isn't As "Natural" As You Think

Farmers in the area are hoping that the lesions in the cows' mouths - feared to be a symptom of the disease - were actually cuts from brambles.

BBC: New disease rules for autumn

In contrast, milk fat in Jersey cows, which are the second most prolific milk producers in the U.S., averages at 5.5 percent.

FORBES: Why Milk Isn't As "Natural" As You Think