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.
他们的确有更高的乳酸脱氢酶起始水平。 这种酶与软组织分解相关，所以这个可能性不能被排除。
They did, indeed, have higher initial levels of lactate dehydrogenase, an enzyme associated with tissue breakdown, so this possibility should not be discounted.
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