Other researchers at the site had applied acid to dissolve the rock matrix in the laboratory, revealing the tiny phosphatized fossils.
同样地区也有其他研究者，在实验室中以酸溶掉岩石基质，找出了磷酸化的化石。
Other researchers at the site had applied acid to dissolve the rock matrix in the laboratory, revealing the tiny phosphatized fossils.
同样地区也有其他研究者，在实验室中以酸溶掉岩石基质，找出了磷酸化的化石。
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