And the reason why they're ancient is because this thing came up when this planet was covered by things like sulfuric acid in batteries, and it was eating iron when the earth was part of a melted core.
这么说是因为 古细菌在地球还处在类似于 酸电池的环境中时就出现了 当地球还是一个熔浆核心的部分时它就开始消耗铁了