| 单词 | pressure cap | 
| 释义 | > as lemmaspressure cap   pressure cap  n. a cap made to withstand pressure or to be sensitive to pressure; spec. one that incorporates a pressure relief valve, as on the radiator or coolant tank of a motor vehicle. ΚΠ 1907    Atlanta 		(Georgia)	 Constit. 28 June 8 c/5  				Attached to each [stick of dynamite] was a 65-pound pressure cap, and to these was [attached] a length of fuse. 1925    Decatur 		(Illinois)	 Sunday Rev. 18 Oct. 3/6  				Offset wells are now being drilled around it, so it may be capped. A 450 pound pressure cap was blown off by the pressure. 1941    Science 3 Jan. 23/2  				The pressure cap of the Seitz filter is fitted with a standard valve stem which fits the automatic valve chuck of the tank. 1990    W. A. Livesey GCSE Motor Vehicle Stud. vi. 59/1  				To prevent overheating and boiling over, a radiator pressure cap is fitted. < as lemmas  | 
	
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