但是，这种细菌会发起反击，把金离子转化成金的纳米级粒子，这些粒子后来会在表面上接合成为花边状晶体。

But the bacteria fight back by transforming the ions into metallic gold nanoparticles that later coalesce into lace-like crystals across the surface.

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然而，大多数土壤都很容易使大量的铵离子转化成氨。

However, most soils have a high potential for large shifts of ammonium to ammonia.

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