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In 1950, myxoma virus, a parasite that affects rabbits, was deliberately introduced into Australia to control the rabbit population.

在1950年，粘液瘤病毒，一种影响兔子的寄生虫，被故意引入澳大利亚来控制兔子的数量。

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They underscored support for legislation already introduced that,among other things, seeks to cut the flow of refined petroleum products into Iran.

VOA: standard.2010.04.14

Well, this shows what happened in the period after this vaccine was introduced into the general population so that would have been in 1954.

这表明了,疫苗在一九五四年,引入大众后的一段时间内,发生了什么样的情况

耶鲁公开课 - 生物医学工程探索课程节选

And if smallpox was somehow introduced into a city like New York City, what would happen?

如果向一个城市散布天花,这个城市是纽约的话,会发生什么

耶鲁公开课 - 生物医学工程探索课程节选

There is concern that the fighting will resume unless peacekeepers are introduced into the country.

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As introduced into the human body directly, any potential toxicity might prove rather difficult.

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Criminal database records were introduced into evidence with the names of several of Valle's alleged targets.

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