大半的化石保存非常完好，甚至连软组织都毫发无损。 这些动物在死后被细菌保护着。
More than half of the fossils remain intact completely intact, including soft tissues, that were protected by bacteria that sealed off the animals’ bodies after they died.
人们还对叶岩保存如此完好百思不得其解，有一种可能性是在化石在形成之时，古生物被迅速掩埋，而当时的环境并不适合细菌分解这些生物的软体部分。
Nobody knows exactly why they were so well preserved. One possibility is that the creatures were buried quickly and in conditions that were hostile to the decomposition of soft body parts by bacteria.
人们还对叶岩保存如此完好百思不得其解，有一种可能性是在化石在形成之时，古生物被迅速掩埋，而当时的环境并不适合细菌分解这些生物的软体部分。
Nobody knows exactly why they were so well preserved.One possibility is that the creatures were buried quickly and in conditions that were hostile to the decomposition of soft body parts by bacteria.
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