| 单词 | butterfly valve |
| 释义 | butterfly valvenouna clack valve having two flaps with a common hinge. a valve, as the throttle valve in a carburetor, that swings about a central axis across its face. Origin of butterfly valveFirst recorded in 1860–65 Words nearby butterfly valvebutterfly pea, butterfly rash, butterfly roof, butterfly-shell clam, butterfly table, butterfly valve, butterfly wedge, butterfly weed, butterine, butter knife, Buttermere Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for butterfly valvebutterfly valve nouna disc that acts as a valve by turning about a diameter, esp one used as the throttle valve in a carburettor a non-return valve consisting of two semicircular plates hinged about a common central spindle 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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