| 单词 | oxygen mask |
| 释义 | oxygen masknouna masklike device placed or worn over the nose and mouth when inhaling supplementary oxygen from an attached tank. Origin of oxygen maskFirst recorded in 1915–20 Words nearby oxygen maskoxygen demand, oxygen-deprivation theory of narcosis, oxygen effect, oxygenize, oxygen lance, oxygen mask, oxygen tent, oxygen toxicity, oxygen weed, oxygeusia, oxyhaemoglobin Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for oxygen mask
British Dictionary definitions for oxygen maskoxygen mask nouna device, worn over the nose and mouth, to which oxygen is supplied from a cylinder or other source: used to aid breathing 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 Medical definitions for oxygen maskoxygen mask n.A masklike device that is placed over the mouth and nose and through which oxygen is supplied from an attached storage tank. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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