单词 | safety valve |
释义 | safety valveSEE SYNONYMS FOR safety valve ON THESAURUS.COM nouna device that, when actuated by a gas or vapor pressure above a predetermined level, opens and allows the gas or vapor to escape until its pressure is reduced to a pressure equal to or below that of the predetermined level.Compare relief valve. a harmless outlet for emotion, tension, etc. Origin of safety valveFirst recorded in 1805–15 Words nearby safety valvesafety net, safety pin, safety razor, safety squeeze, safety touch, safety valve, saffian, safflower, safflower oil, saffron, Safi Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for safety valveBritish Dictionary definitions for safety valvesafety valve nouna valve in a pressure vessel that allows fluid to escape when a predetermined level of pressure has been reached a harmless outlet for emotion, energy, tension, etc 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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