The authors propose that given the viral fossils' time span and diversity, the insertions likely happened on multiple occasions—possibly over the course of millions of years.
笔者提出，鉴于病毒化石存在时间长，种类多，很多情况下可能发生基因注入，也许经过了数百万年的时间。
Findings near the skeleton indicate that at the time it was a wooded environment. Fossils of 29 species of birds and 20 species of small mammals were found at the site.
骨骼化石附近的其他发现则显示当时处于树木繁茂期，有29种禽类化石和20种小型哺乳动物化石在此地点被发掘。
And in only a few days of scanning he has revealed hundreds of new fossils for the first time.
而且仅第一次，他就在短短几天的扫描时间里他就发现了上百种新化石。
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