It is a contagious respiratory disease of pigs caused by type a influenza viruses. Pigs are hit by regular outbreaks.

猪流感是由A型流感病毒引起的猪呼吸道传染病，病毒的定期爆发会引起猪患病。

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Every year, he added, some pigs sick with the flu are tested and the virus is analyzed, and the new strain of H1N1 has never been found in pigs in this country.

他补充道，每年都要检测感染病毒的猪，分析分离的病毒，但是这种新型的H1N1病毒去没有在猪身上发现。

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H5N1 is also found in pigs in Indonesia, raising fears that it might reassort with other human flu viruses that pigs can harbour.

H5N1也在印度尼西亚猪发现，人们担心它可能与其他人流感病毒重组，猪可成为隐蔽所。

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And it says there is no risk of infection from eating well-cooked meat from pigs.

VOA: special.2009.05.06

And the question is, so how many pigs does he have, and how many chickens does he have? Wow. What a deep problem, right? But you're going to see why we're going to use this in a second. So you know how to solve this, this is a fifth-grade problem, right?

为了避免歧义，这些猪和鸡都是健全的,现在问题是它到底有多少只猪和鸡呢？,多深刻的一个问题啊，对吗？,但是你将要看到的是,我们为什么要举这个例子,你知道如何解答这个问题？

麻省理工公开课 - 计算机科学及编程导论课程节选

It's also a landscape that is full of pigs, wandering pigs, so if the people are wandering through this road, the pigs are equally wanderers throughout these fields.

这是一个到处是猪，到处是游荡的猪的场景，当人们在路上漫步时，这些猪也在田野里四处穿梭。

耶鲁公开课 - 1945年后的美国小说课程节选

Most of those interested in xenotransplantation are considering pigs, rather than baboons or chimpanzees, because pigs are easier and cheaper to rear, and because harvesting pigs for organs is thought to pose fewer ethical difficulties.

ECONOMIST: Pigged out

Scientists are working to figure out which species could now be playing host to the virus, and one possibility is pigs.

NPR: Bird Flu 101: How Bad Is The New H7N9 Strain?

"The fat on one of Bev's pigs is functional art, " Mattos says.

WSJ: High on the Hog