等到那些大而无当的词经过重建和纯化，再一次可以信赖的时候，他都死去很久了。
By the time the big words come back reconstructed, purified, fit to be trusted once more, he will be long dead.
拿到实验室，经过分离，纯化、分析、修复，获得完整的DNA，然后经过基因工程的方法，成亿倍扩增。
To get the laboratory, after the separation, purification, analysis, repair, access to the full DNA, and then through genetic engineering, into a billion-fold amplification.
而且从周质空间分离的蛋白经过镍住得到了进一步的纯化。
Furthermore, the protein isolated in the periplasm can be purified by nickel ion affinity chromatography.
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