| 单词 | protogalaxy |
| 释义 | protogalaxy[ proh-toh-gal-uhk-see, proh-toh-gal- ] / ˌproʊ toʊˈgæl ək si, ˈproʊ toʊˌgæl- / noun, plural pro·to·gal·ax·ies.Astronomy.the large concentration of gas and dust from which a galaxy is formed. Origin of protogalaxyFirst recorded in 1945–50; proto- + galaxy Words nearby protogalaxyprotodiastolic gallop, proto-Doric, protoduodenum, proto-Elamite, proto-form, protogalaxy, Protogenia, protogenic, Protogeometric, Proto-Germanic, protogynous Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for protogalaxyprotogalaxy / (ˌprəʊtəʊˈɡæləksɪ) / noun plural -axiesa cloud of gas in the early stages of its evolution into a galaxy Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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