伊波拉—赖斯顿病毒在猪农场的出现增加了人类接触和感染这种病毒的几率。

The presence of Ebola-Reston virus on pig farms increases the odds of human exposure and infection.

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就在本月，一个国际性的人与动物健康专家小组前往菲律宾，对于首度爆发在猪身上的伊波拉—赖斯顿病毒进行研究。

An international team of human - and animal-health experts is in the Philippines this month, studying the first known outbreak of Ebola-Reston virus in pigs.

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斯诺鲍艰难的(一头猪在梯子上保持平衡不是一件容易的事情)爬上梯子开始工作，斯奎拉在下面拿着油漆桶。

With some difficulty (for it is not easy for a pig to balance himself on a ladder) Snowball climbed up and set to work, with Squealer a few rungs below him holding the paint-pot.

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