| 单词 | hydronaut |
| 释义 | hydronaut[ hahy-druh-nawt, -not ] / ˈhaɪ drəˌnɔt, -ˌnɒt / nouna person trained to work in deep-sea vessels for research and rescue purposes. Origin of hydronautAn Americanism dating back to 1965–70; hydro-1 + (aero)naut Words nearby hydronauthydromphalus, hydromulch, hydromyelia, hydromyelocele, hydromyoma, hydronaut, hydronephrosis, hydronic, hydronitrogen, hydronium ion, HYDROPAC Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for hydronauthydronaut / (ˈhaɪdrəʊˌnɔːt) / nounUS navy a person trained to operate deep submergence vessels Word Origin for hydronautC20: from Greek, from hydro- + -naut, as in aeronaut, astronaut 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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