A paleontologist in Aus, Namibia, makes a mold of a Pteridinium by brushing multiple layers of latex on the fossil.是什么意思_A paleontologist in Aus, Namibia, makes a mold of a Pteridinium by brushing multiple layers of latex on the fossil.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句