But what is more curious is this: the retrovirus is closely related to a free-living virus called Jaagsiekte sheep retrovirus, which causes lung cancer in sheep and goats, but not other species.

不过更奇怪的是：这种逆转录病毒与一种游离生活的绵羊肺腺瘤逆转录病毒(可以引起绵羊和山羊患肺癌)而不是其它种更加接近。

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The change of lung lymph after endotoxin-induced lung injury was studied using a sheep model with chronic lung lymph fistula.

本实验应用清醒绵羊内毒素肺损伤模型对内毒素致伤后肺淋巴液的变化作了研究。

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Isolates from hydatid cysts of sheep liver and lung in Urumqi, hydatid cysts of sheep liver in Hotan, and hydatid cysts of cattle liver and camel lung in Urumqi were used.

标本包括乌鲁木齐绵羊肝和肺棘球蚴、和田绵羊肝棘球蚴、乌鲁木齐牛肝和骆驼肺棘球蚴。

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But what is more curious is this: the retrovirus is closely related to a free-living virus called Jaagsiekte sheep retrovirus, which causes lung cancer in sheep and goats, but not other species.

ECONOMIST: A virus has been subverted into helping its host

"Without the sheep's lung it's not authentic, " he says.

BBC: The offal truth about American haggis