用此高电压脉冲发生器对有细菌的牛奶进行了灭菌效果的测定。

We carry on sterilization survey of result with high voltage generator to milk having bacterium.

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事实是，你有很深的地下石油储藏，那里还有细菌。

What happens is you have deep underground oil deposits and there are bacteria.

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极少数情况下，有一种微生物可以在食物掉落的那一刻让你生病，你可以十分确定这种细菌就在你准备放进嘴里的食物上。

In the rare chance that there is a microorganism that can make you sick on the exact spot where the food dropped, you can be fairly sure that the bug is on the food you are about to put in your mouth.

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One way is to allow these bacteria to grow on a plate that is loaded with antibiotics like Ampicillin.

一种方法,是让这些细菌,在有大量抗生素如氨苄青霉素,的培养基上生长

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If your gene goes in, you've interrupted the gene for antibiotic resistance and those new organisms aren't going to be resistant to antibiotic anymore.

如果基因进入了质粒,原本对抗生素有抗性的基因就被打断了,那些新细菌就不再对抗生素有抗性

耶鲁公开课 - 生物医学工程探索课程节选

if you do that under the situation where you've put your plasmid into these micro-organisms then you're going to have little colonies that grow many copies of the bacterial cells.

如果你在质粒已经进入了微生物,的情况下培养它们,你就会得到许多小菌落,里面长有很多增殖出来的细菌

耶鲁公开课 - 生物医学工程探索课程节选