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单词 proto-nile
释义

> as lemmas

proto-Nile
proto-Nile n.
Brit. /ˌprəʊtəʊˈnʌɪl/
,
U.S. /ˌproʊdoʊˈnaɪl/
Geography the Nile at an early stage of its development as a river.
ΚΠ
1967 J. de Heinzelin in W. W. Bishop & J. D. Clark Background to Evol. in Afr. 317/1 It seems convenient to divide the stratigraphical succession into three groups: the Pre-Nile Group (Dabarossa Formation and lateral equivalents); the Proto-Nile Group (scanty evidence of older silts); and the Nile Group (typical Nile aggradations of the late Upper Pleistocene).
1972 Sci. Amer. Apr. 116/1 Primate forms found in fossil forest beds deposited 35 million years ago beside the proto-Nile.
1990 Jrnl. Afr. Earth Sci. 11 233 The sediments were supplied through the longshore currents of the Mediterranean from the Nile Delta. These sediments are characterized by heavy mineral composition similar to that of the proto-Nile.
extracted from proto-comb. form
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as lemmas
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