| 单词 | cosmic dust |
| 释义 | cosmic dustSEE SYNONYMS FOR cosmic dust ON THESAURUS.COM noun Astronomy.fine particles of matter in space. Origin of cosmic dustFirst recorded in 1880–85 Words nearby cosmic dustcosmetize, cosmetologist, cosmetology, cosmic, cosmic background radiation, cosmic dust, cosmic microwave background, cosmic noise, cosmic ray, cosmic rays, cosmic string Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for cosmic dustcosmic dust nounfine particles of solid matter occurring throughout interstellar space and often collecting into clouds of extremely low densitySee also nebula (def. 1) 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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