pa·le·on·tol·o·gy /ˌpeliˌɑnˈtɑləʤi, ən, ||ˌpæ-/
古生物學
Pa·le·on·tol·o·gy n. The science which treats of the ancient life of the earth, or of fossils which are the remains of such life.
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paleontology
n : the earth science that studies fossil organisms and related
remains [syn: palaeontology, fossilology]