助手读了剪贴板上的文字，“共同表达发酵单胞菌属PDC和ADH基因的大肠杆菌菌株的乙醇生产”。

“Ethanol Production by Escherichia Coli Strains Co-Expressing Zymomonas PDC and ADH Genes, ” said the aide, reading from a clipboard.

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同时看看那些高营养餐单，但是它们忽视了一些强有力的谷类食品如奎奴亚藜(食用其食物的栗)和苋属植物。

And look at the high nutritional content of some other forgotten but powerful grains, like quinoa and amaranth.

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含笑属植物的导管分子大多具有梯状穿孔板，仅有一种可看到单穿孔板。

In contrast, most of the Michelia species possess scalariform perforation plates and only one with simple perforation.

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